8239900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:199

約数の個数: 72

約数和(自身を含む): 19592496

約数和(自身を除く): 11352596

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 37, 50, 68, 74, 85, 100, 131, 148, 170, 185, 262, 340, 370, 425, 524, 629, 655, 740, 850, 925, 1258, 1310, 1700, 1850, 2227, 2516, 2620, 3145, 3275, 3700, 4454, 4847, 6290, 6550, 8908, 9694, 11135, 12580, 13100, 15725, 19388, 22270, 24235, 31450, 44540, 48470, 55675, 62900, 82399, 96940, 111350, 121175, 164798, 222700, 242350, 329596, 411995, 484700, 823990, 1647980, 2059975, 4119950, 8239900]

約数ペア:

[(1, 8239900), (2, 4119950), (4, 2059975), (5, 1647980), (10, 823990), (17, 484700), (20, 411995), (25, 329596), (34, 242350), (37, 222700), (50, 164798), (68, 121175), (74, 111350), (85, 96940), (100, 82399), (131, 62900), (148, 55675), (170, 48470), (185, 44540), (262, 31450), (340, 24235), (370, 22270), (425, 19388), (524, 15725), (629, 13100), (655, 12580), (740, 11135), (850, 9694), (925, 8908), (1258, 6550), (1310, 6290), (1700, 4847), (1850, 4454), (2227, 3700), (2516, 3275), (2620, 3145)]