65308750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{4019}}^1$

素因数の和:4054

約数の個数: 40

約数和(自身を含む): 131864040

約数和(自身を除く): 66555290

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 1250, 1625, 3250, 4019, 8038, 8125, 16250, 20095, 40190, 52247, 100475, 104494, 200950, 261235, 502375, 522470, 1004750, 1306175, 2511875, 2612350, 5023750, 6530875, 13061750, 32654375, 65308750]

約数ペア:

[(1, 65308750), (2, 32654375), (5, 13061750), (10, 6530875), (13, 5023750), (25, 2612350), (26, 2511875), (50, 1306175), (65, 1004750), (125, 522470), (130, 502375), (250, 261235), (325, 200950), (625, 104494), (650, 100475), (1250, 52247), (1625, 40190), (3250, 20095), (4019, 16250), (8038, 8125)]