20118135050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1\times {\mathrm{1237}}^1$

素因数の和:1584

約数の個数: 96

約数和(自身を含む): 40851385344

約数和(自身を除く): 20733250294

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 131, 191, 262, 325, 382, 650, 655, 955, 1237, 1310, 1703, 1910, 2474, 2483, 3275, 3406, 4775, 4966, 6185, 6550, 8515, 9550, 12370, 12415, 16081, 17030, 24830, 25021, 30925, 32162, 42575, 50042, 61850, 62075, 80405, 85150, 124150, 125105, 160810, 162047, 236267, 250210, 324094, 325273, 402025, 472534, 625525, 650546, 804050, 810235, 1181335, 1251050, 1620470, 1626365, 2106611, 2362670, 3071471, 3252730, 4051175, 4213222, 5906675, 6142942, 8102350, 8131825, 10533055, 11813350, 15357355, 16263650, 21066110, 30714710, 30950977, 52665275, 61901954, 76786775, 105330550, 153573550, 154754885, 309509770, 402362701, 773774425, 804725402, 1547548850, 2011813505, 4023627010, 10059067525, 20118135050]

約数ペア:

[(1, 20118135050), (2, 10059067525), (5, 4023627010), (10, 2011813505), (13, 1547548850), (25, 804725402), (26, 773774425), (50, 402362701), (65, 309509770), (130, 154754885), (131, 153573550), (191, 105330550), (262, 76786775), (325, 61901954), (382, 52665275), (650, 30950977), (655, 30714710), (955, 21066110), (1237, 16263650), (1310, 15357355), (1703, 11813350), (1910, 10533055), (2474, 8131825), (2483, 8102350), (3275, 6142942), (3406, 5906675), (4775, 4213222), (4966, 4051175), (6185, 3252730), (6550, 3071471), (8515, 2362670), (9550, 2106611), (12370, 1626365), (12415, 1620470), (16081, 1251050), (17030, 1181335), (24830, 810235), (25021, 804050), (30925, 650546), (32162, 625525), (42575, 472534), (50042, 402025), (61850, 325273), (62075, 324094), (80405, 250210), (85150, 236267), (124150, 162047), (125105, 160810)]