291249273250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1\times {\mathrm{4003}}^1$

素因数の和:4461

約数の個数: 128

約数和(自身を含む): 598559689728

約数和(自身を除く): 307310416478

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 61, 65, 122, 125, 130, 250, 305, 325, 367, 610, 650, 734, 793, 1525, 1586, 1625, 1835, 3050, 3250, 3670, 3965, 4003, 4771, 7625, 7930, 8006, 9175, 9542, 15250, 18350, 19825, 20015, 22387, 23855, 39650, 40030, 44774, 45875, 47710, 52039, 91750, 99125, 100075, 104078, 111935, 119275, 198250, 200150, 223870, 238550, 244183, 260195, 291031, 488366, 500375, 520390, 559675, 582062, 596375, 1000750, 1119350, 1192750, 1220915, 1300975, 1455155, 1469101, 2441830, 2601950, 2798375, 2910310, 2938202, 3174379, 5596750, 6104575, 6348758, 6504875, 7275775, 7345505, 12209150, 13009750, 14551550, 14691010, 15871895, 19098313, 30522875, 31743790, 36378875, 36727525, 38196626, 61045750, 72757750, 73455050, 79359475, 89615161, 95491565, 158718950, 179230322, 183637625, 190983130, 367275250, 396797375, 448075805, 477457825, 793594750, 896151610, 954915650, 1164997093, 2240379025, 2329994186, 2387289125, 4480758050, 4774578250, 5824985465, 11201895125, 11649970930, 22403790250, 29124927325, 58249854650, 145624636625, 291249273250]

約数ペア:

[(1, 291249273250), (2, 145624636625), (5, 58249854650), (10, 29124927325), (13, 22403790250), (25, 11649970930), (26, 11201895125), (50, 5824985465), (61, 4774578250), (65, 4480758050), (122, 2387289125), (125, 2329994186), (130, 2240379025), (250, 1164997093), (305, 954915650), (325, 896151610), (367, 793594750), (610, 477457825), (650, 448075805), (734, 396797375), (793, 367275250), (1525, 190983130), (1586, 183637625), (1625, 179230322), (1835, 158718950), (3050, 95491565), (3250, 89615161), (3670, 79359475), (3965, 73455050), (4003, 72757750), (4771, 61045750), (7625, 38196626), (7930, 36727525), (8006, 36378875), (9175, 31743790), (9542, 30522875), (15250, 19098313), (18350, 15871895), (19825, 14691010), (20015, 14551550), (22387, 13009750), (23855, 12209150), (39650, 7345505), (40030, 7275775), (44774, 6504875), (45875, 6348758), (47710, 6104575), (52039, 5596750), (91750, 3174379), (99125, 2938202), (100075, 2910310), (104078, 2798375), (111935, 2601950), (119275, 2441830), (198250, 1469101), (200150, 1455155), (223870, 1300975), (238550, 1220915), (244183, 1192750), (260195, 1119350), (291031, 1000750), (488366, 596375), (500375, 582062), (520390, 559675)]