17984300

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:251

約数の個数: 72

約数和(自身を含む): 42184800

約数和(自身を除く): 24200500

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 71, 85, 100, 142, 149, 170, 284, 298, 340, 355, 425, 596, 710, 745, 850, 1207, 1420, 1490, 1700, 1775, 2414, 2533, 2980, 3550, 3725, 4828, 5066, 6035, 7100, 7450, 10132, 10579, 12070, 12665, 14900, 21158, 24140, 25330, 30175, 42316, 50660, 52895, 60350, 63325, 105790, 120700, 126650, 179843, 211580, 253300, 264475, 359686, 528950, 719372, 899215, 1057900, 1798430, 3596860, 4496075, 8992150, 17984300]

約数ペア:

[(1, 17984300), (2, 8992150), (4, 4496075), (5, 3596860), (10, 1798430), (17, 1057900), (20, 899215), (25, 719372), (34, 528950), (50, 359686), (68, 264475), (71, 253300), (85, 211580), (100, 179843), (142, 126650), (149, 120700), (170, 105790), (284, 63325), (298, 60350), (340, 52895), (355, 50660), (425, 42316), (596, 30175), (710, 25330), (745, 24140), (850, 21158), (1207, 14900), (1420, 12665), (1490, 12070), (1700, 10579), (1775, 10132), (2414, 7450), (2533, 7100), (2980, 6035), (3550, 5066), (3725, 4828)]