2021103500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{1301}}^1$

素因数の和:1572

約数の個数: 96

約数和(自身を含む): 4777194240

約数和(自身を除く): 2756090740

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 239, 250, 260, 325, 478, 500, 650, 956, 1195, 1300, 1301, 1625, 2390, 2602, 3107, 3250, 4780, 5204, 5975, 6214, 6500, 6505, 11950, 12428, 13010, 15535, 16913, 23900, 26020, 29875, 31070, 32525, 33826, 59750, 62140, 65050, 67652, 77675, 84565, 119500, 130100, 155350, 162625, 169130, 310700, 310939, 325250, 338260, 388375, 422825, 621878, 650500, 776750, 845650, 1243756, 1553500, 1554695, 1691300, 2114125, 3109390, 4042207, 4228250, 6218780, 7773475, 8084414, 8456500, 15546950, 16168828, 20211035, 31093900, 38867375, 40422070, 77734750, 80844140, 101055175, 155469500, 202110350, 404220700, 505275875, 1010551750, 2021103500]

約数ペア:

[(1, 2021103500), (2, 1010551750), (4, 505275875), (5, 404220700), (10, 202110350), (13, 155469500), (20, 101055175), (25, 80844140), (26, 77734750), (50, 40422070), (52, 38867375), (65, 31093900), (100, 20211035), (125, 16168828), (130, 15546950), (239, 8456500), (250, 8084414), (260, 7773475), (325, 6218780), (478, 4228250), (500, 4042207), (650, 3109390), (956, 2114125), (1195, 1691300), (1300, 1554695), (1301, 1553500), (1625, 1243756), (2390, 845650), (2602, 776750), (3107, 650500), (3250, 621878), (4780, 422825), (5204, 388375), (5975, 338260), (6214, 325250), (6500, 310939), (6505, 310700), (11950, 169130), (12428, 162625), (13010, 155350), (15535, 130100), (16913, 119500), (23900, 84565), (26020, 77675), (29875, 67652), (31070, 65050), (32525, 62140), (33826, 59750)]