15661792900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{3923}}^1$

素因数の和:4070

約数の個数: 144

約数和(自身を含む): 38052189504

約数和(自身を除く): 22390396604

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 37, 50, 52, 65, 74, 83, 100, 130, 148, 166, 185, 260, 325, 332, 370, 415, 481, 650, 740, 830, 925, 962, 1079, 1300, 1660, 1850, 1924, 2075, 2158, 2405, 3071, 3700, 3923, 4150, 4316, 4810, 5395, 6142, 7846, 8300, 9620, 10790, 12025, 12284, 15355, 15692, 19615, 21580, 24050, 26975, 30710, 39230, 39923, 48100, 50999, 53950, 61420, 76775, 78460, 79846, 98075, 101998, 107900, 145151, 153550, 159692, 196150, 199615, 203996, 254995, 290302, 307100, 325609, 392300, 399230, 509990, 580604, 651218, 725755, 798460, 998075, 1019980, 1274975, 1302436, 1451510, 1628045, 1886963, 1996150, 2549950, 2903020, 3256090, 3628775, 3773926, 3992300, 4232917, 5099900, 6512180, 7257550, 7547852, 8140225, 8465834, 9434815, 12047533, 14515100, 16280450, 16931668, 18869630, 21164585, 24095066, 32560900, 37739260, 42329170, 47174075, 48190132, 60237665, 84658340, 94348150, 105822925, 120475330, 156617929, 188696300, 211645850, 240950660, 301188325, 313235858, 423291700, 602376650, 626471716, 783089645, 1204753300, 1566179290, 3132358580, 3915448225, 7830896450, 15661792900]

約数ペア:

[(1, 15661792900), (2, 7830896450), (4, 3915448225), (5, 3132358580), (10, 1566179290), (13, 1204753300), (20, 783089645), (25, 626471716), (26, 602376650), (37, 423291700), (50, 313235858), (52, 301188325), (65, 240950660), (74, 211645850), (83, 188696300), (100, 156617929), (130, 120475330), (148, 105822925), (166, 94348150), (185, 84658340), (260, 60237665), (325, 48190132), (332, 47174075), (370, 42329170), (415, 37739260), (481, 32560900), (650, 24095066), (740, 21164585), (830, 18869630), (925, 16931668), (962, 16280450), (1079, 14515100), (1300, 12047533), (1660, 9434815), (1850, 8465834), (1924, 8140225), (2075, 7547852), (2158, 7257550), (2405, 6512180), (3071, 5099900), (3700, 4232917), (3923, 3992300), (4150, 3773926), (4316, 3628775), (4810, 3256090), (5395, 2903020), (6142, 2549950), (7846, 1996150), (8300, 1886963), (9620, 1628045), (10790, 1451510), (12025, 1302436), (12284, 1274975), (15355, 1019980), (15692, 998075), (19615, 798460), (21580, 725755), (24050, 651218), (26975, 580604), (30710, 509990), (39230, 399230), (39923, 392300), (48100, 325609), (50999, 307100), (53950, 290302), (61420, 254995), (76775, 203996), (78460, 199615), (79846, 196150), (98075, 159692), (101998, 153550), (107900, 145151)]