989801250

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{61}}^1\times {\mathrm{4327}}^1$

素因数の和:4413

約数の個数: 80

約数和(自身を含む): 2514844992

約数和(自身を除く): 1525043742

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 61, 75, 122, 125, 150, 183, 250, 305, 366, 375, 610, 625, 750, 915, 1250, 1525, 1830, 1875, 3050, 3750, 4327, 4575, 7625, 8654, 9150, 12981, 15250, 21635, 22875, 25962, 38125, 43270, 45750, 64905, 76250, 108175, 114375, 129810, 216350, 228750, 263947, 324525, 527894, 540875, 649050, 791841, 1081750, 1319735, 1583682, 1622625, 2639470, 2704375, 3245250, 3959205, 5408750, 6598675, 7918410, 8113125, 13197350, 16226250, 19796025, 32993375, 39592050, 65986750, 98980125, 164966875, 197960250, 329933750, 494900625, 989801250]

約数ペア:

[(1, 989801250), (2, 494900625), (3, 329933750), (5, 197960250), (6, 164966875), (10, 98980125), (15, 65986750), (25, 39592050), (30, 32993375), (50, 19796025), (61, 16226250), (75, 13197350), (122, 8113125), (125, 7918410), (150, 6598675), (183, 5408750), (250, 3959205), (305, 3245250), (366, 2704375), (375, 2639470), (610, 1622625), (625, 1583682), (750, 1319735), (915, 1081750), (1250, 791841), (1525, 649050), (1830, 540875), (1875, 527894), (3050, 324525), (3750, 263947), (4327, 228750), (4575, 216350), (7625, 129810), (8654, 114375), (9150, 108175), (12981, 76250), (15250, 64905), (21635, 45750), (22875, 43270), (25962, 38125)]