80666700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{15817}}^1$

素因数の和:15851

約数の個数: 72

約数和(自身を含む): 247140432

約数和(自身を除く): 166473732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 100, 102, 150, 170, 204, 255, 300, 340, 425, 510, 850, 1020, 1275, 1700, 2550, 5100, 15817, 31634, 47451, 63268, 79085, 94902, 158170, 189804, 237255, 268889, 316340, 395425, 474510, 537778, 790850, 806667, 949020, 1075556, 1186275, 1344445, 1581700, 1613334, 2372550, 2688890, 3226668, 4033335, 4745100, 5377780, 6722225, 8066670, 13444450, 16133340, 20166675, 26888900, 40333350, 80666700]

約数ペア:

[(1, 80666700), (2, 40333350), (3, 26888900), (4, 20166675), (5, 16133340), (6, 13444450), (10, 8066670), (12, 6722225), (15, 5377780), (17, 4745100), (20, 4033335), (25, 3226668), (30, 2688890), (34, 2372550), (50, 1613334), (51, 1581700), (60, 1344445), (68, 1186275), (75, 1075556), (85, 949020), (100, 806667), (102, 790850), (150, 537778), (170, 474510), (204, 395425), (255, 316340), (300, 268889), (340, 237255), (425, 189804), (510, 158170), (850, 94902), (1020, 79085), (1275, 63268), (1700, 47451), (2550, 31634), (5100, 15817)]