2020698625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{631}}^1$

素因数の和:811

約数の個数: 64

約数和(自身を含む): 2938830336

約数和(自身を除く): 918131711

約数列:

[1, 5, 11, 17, 25, 55, 85, 125, 137, 187, 275, 425, 631, 685, 935, 1375, 1507, 2125, 2329, 3155, 3425, 4675, 6941, 7535, 10727, 11645, 15775, 17125, 23375, 25619, 34705, 37675, 53635, 58225, 78875, 86447, 117997, 128095, 173525, 188375, 268175, 291125, 432235, 589985, 640475, 867625, 950917, 1340875, 1469599, 2161175, 2949925, 3202375, 4754585, 7347995, 10805875, 14749625, 16165589, 23772925, 36739975, 80827945, 118864625, 183699875, 404139725, 2020698625]

約数ペア:

[(1, 2020698625), (5, 404139725), (11, 183699875), (17, 118864625), (25, 80827945), (55, 36739975), (85, 23772925), (125, 16165589), (137, 14749625), (187, 10805875), (275, 7347995), (425, 4754585), (631, 3202375), (685, 2949925), (935, 2161175), (1375, 1469599), (1507, 1340875), (2125, 950917), (2329, 867625), (3155, 640475), (3425, 589985), (4675, 432235), (6941, 291125), (7535, 268175), (10727, 188375), (11645, 173525), (15775, 128095), (17125, 117997), (23375, 86447), (25619, 78875), (34705, 58225), (37675, 53635)]