20145880125

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{113}}^1\times {\mathrm{22639}}^1$

素因数の和:22780

約数の個数: 96

約数和(自身を含む): 41873495040

約数和(自身を除く): 21727614915

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 113, 125, 175, 225, 315, 339, 375, 525, 565, 791, 875, 1017, 1125, 1575, 1695, 2373, 2625, 2825, 3955, 5085, 7119, 7875, 8475, 11865, 14125, 19775, 22639, 25425, 35595, 42375, 59325, 67917, 98875, 113195, 127125, 158473, 177975, 203751, 296625, 339585, 475419, 565975, 792365, 889875, 1018755, 1426257, 1697925, 2377095, 2558207, 2829875, 3961825, 5093775, 7131285, 7674621, 8489625, 11885475, 12791035, 17907449, 19809125, 23023863, 25468875, 35656425, 38373105, 53722347, 59427375, 63955175, 89537245, 115119315, 161167041, 178282125, 191865525, 268611735, 319775875, 447686225, 575596575, 805835205, 959327625, 1343058675, 2238431125, 2877982875, 4029176025, 6715293375, 20145880125]

約数ペア:

[(1, 20145880125), (3, 6715293375), (5, 4029176025), (7, 2877982875), (9, 2238431125), (15, 1343058675), (21, 959327625), (25, 805835205), (35, 575596575), (45, 447686225), (63, 319775875), (75, 268611735), (105, 191865525), (113, 178282125), (125, 161167041), (175, 115119315), (225, 89537245), (315, 63955175), (339, 59427375), (375, 53722347), (525, 38373105), (565, 35656425), (791, 25468875), (875, 23023863), (1017, 19809125), (1125, 17907449), (1575, 12791035), (1695, 11885475), (2373, 8489625), (2625, 7674621), (2825, 7131285), (3955, 5093775), (5085, 3961825), (7119, 2829875), (7875, 2558207), (8475, 2377095), (11865, 1697925), (14125, 1426257), (19775, 1018755), (22639, 889875), (25425, 792365), (35595, 565975), (42375, 475419), (59325, 339585), (67917, 296625), (98875, 203751), (113195, 177975), (127125, 158473)]