1900996300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{27997}}^1$

素因数の和:28115

約数の個数: 72

約数和(自身を含む): 4763243744

約数和(自身を除く): 2862247444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 97, 100, 140, 175, 194, 350, 388, 485, 679, 700, 970, 1358, 1940, 2425, 2716, 3395, 4850, 6790, 9700, 13580, 16975, 27997, 33950, 55994, 67900, 111988, 139985, 195979, 279970, 391958, 559940, 699925, 783916, 979895, 1399850, 1959790, 2715709, 2799700, 3919580, 4899475, 5431418, 9798950, 10862836, 13578545, 19009963, 19597900, 27157090, 38019926, 54314180, 67892725, 76039852, 95049815, 135785450, 190099630, 271570900, 380199260, 475249075, 950498150, 1900996300]

約数ペア:

[(1, 1900996300), (2, 950498150), (4, 475249075), (5, 380199260), (7, 271570900), (10, 190099630), (14, 135785450), (20, 95049815), (25, 76039852), (28, 67892725), (35, 54314180), (50, 38019926), (70, 27157090), (97, 19597900), (100, 19009963), (140, 13578545), (175, 10862836), (194, 9798950), (350, 5431418), (388, 4899475), (485, 3919580), (679, 2799700), (700, 2715709), (970, 1959790), (1358, 1399850), (1940, 979895), (2425, 783916), (2716, 699925), (3395, 559940), (4850, 391958), (6790, 279970), (9700, 195979), (13580, 139985), (16975, 111988), (27997, 67900), (33950, 55994)]