20319005100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{359}}^1\times {\mathrm{5099}}^1$

素因数の和:5512

約数の個数: 144

約数和(自身を含む): 60558624000

約数和(自身を除く): 40239618900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 37, 50, 60, 74, 75, 100, 111, 148, 150, 185, 222, 300, 359, 370, 444, 555, 718, 740, 925, 1077, 1110, 1436, 1795, 1850, 2154, 2220, 2775, 3590, 3700, 4308, 5099, 5385, 5550, 7180, 8975, 10198, 10770, 11100, 13283, 15297, 17950, 20396, 21540, 25495, 26566, 26925, 30594, 35900, 39849, 50990, 53132, 53850, 61188, 66415, 76485, 79698, 101980, 107700, 127475, 132830, 152970, 159396, 188663, 199245, 254950, 265660, 305940, 332075, 377326, 382425, 398490, 509900, 565989, 664150, 754652, 764850, 796980, 943315, 996225, 1131978, 1328300, 1529700, 1830541, 1886630, 1992450, 2263956, 2829945, 3661082, 3773260, 3984900, 4716575, 5491623, 5659890, 7322164, 9152705, 9433150, 10983246, 11319780, 14149725, 18305410, 18866300, 21966492, 27458115, 28299450, 36610820, 45763525, 54916230, 56598900, 67730017, 91527050, 109832460, 135460034, 137290575, 183054100, 203190051, 270920068, 274581150, 338650085, 406380102, 549162300, 677300170, 812760204, 1015950255, 1354600340, 1693250425, 2031900510, 3386500850, 4063801020, 5079751275, 6773001700, 10159502550, 20319005100]

約数ペア:

[(1, 20319005100), (2, 10159502550), (3, 6773001700), (4, 5079751275), (5, 4063801020), (6, 3386500850), (10, 2031900510), (12, 1693250425), (15, 1354600340), (20, 1015950255), (25, 812760204), (30, 677300170), (37, 549162300), (50, 406380102), (60, 338650085), (74, 274581150), (75, 270920068), (100, 203190051), (111, 183054100), (148, 137290575), (150, 135460034), (185, 109832460), (222, 91527050), (300, 67730017), (359, 56598900), (370, 54916230), (444, 45763525), (555, 36610820), (718, 28299450), (740, 27458115), (925, 21966492), (1077, 18866300), (1110, 18305410), (1436, 14149725), (1795, 11319780), (1850, 10983246), (2154, 9433150), (2220, 9152705), (2775, 7322164), (3590, 5659890), (3700, 5491623), (4308, 4716575), (5099, 3984900), (5385, 3773260), (5550, 3661082), (7180, 2829945), (8975, 2263956), (10198, 1992450), (10770, 1886630), (11100, 1830541), (13283, 1529700), (15297, 1328300), (17950, 1131978), (20396, 996225), (21540, 943315), (25495, 796980), (26566, 764850), (26925, 754652), (30594, 664150), (35900, 565989), (39849, 509900), (50990, 398490), (53132, 382425), (53850, 377326), (61188, 332075), (66415, 305940), (76485, 265660), (79698, 254950), (101980, 199245), (107700, 188663), (127475, 159396), (132830, 152970)]