297910000

素因数分解:

$2^4\times 5^4\times {\mathrm{31}}^3$

素因数の和:121

約数の個数: 100

約数和(自身を含む): 745311424

約数和(自身を除く): 447401424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 125, 155, 200, 248, 250, 310, 400, 496, 500, 620, 625, 775, 961, 1000, 1240, 1250, 1550, 1922, 2000, 2480, 2500, 3100, 3844, 3875, 4805, 5000, 6200, 7688, 7750, 9610, 10000, 12400, 15376, 15500, 19220, 19375, 24025, 29791, 31000, 38440, 38750, 48050, 59582, 62000, 76880, 77500, 96100, 119164, 120125, 148955, 155000, 192200, 238328, 240250, 297910, 310000, 384400, 476656, 480500, 595820, 600625, 744775, 961000, 1191640, 1201250, 1489550, 1922000, 2383280, 2402500, 2979100, 3723875, 4805000, 5958200, 7447750, 9610000, 11916400, 14895500, 18619375, 29791000, 37238750, 59582000, 74477500, 148955000, 297910000]

約数ペア:

[(1, 297910000), (2, 148955000), (4, 74477500), (5, 59582000), (8, 37238750), (10, 29791000), (16, 18619375), (20, 14895500), (25, 11916400), (31, 9610000), (40, 7447750), (50, 5958200), (62, 4805000), (80, 3723875), (100, 2979100), (124, 2402500), (125, 2383280), (155, 1922000), (200, 1489550), (248, 1201250), (250, 1191640), (310, 961000), (400, 744775), (496, 600625), (500, 595820), (620, 480500), (625, 476656), (775, 384400), (961, 310000), (1000, 297910), (1240, 240250), (1250, 238328), (1550, 192200), (1922, 155000), (2000, 148955), (2480, 120125), (2500, 119164), (3100, 96100), (3844, 77500), (3875, 76880), (4805, 62000), (5000, 59582), (6200, 48050), (7688, 38750), (7750, 38440), (9610, 31000), (10000, 29791), (12400, 24025), (15376, 19375), (15500, 19220)]