2603071250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8431}}^1$

素因数の和:8485

約数の個数: 80

約数和(自身を含む): 5531729280

約数和(自身を除く): 2928658030

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 125, 130, 190, 247, 250, 325, 475, 494, 625, 650, 950, 1235, 1250, 1625, 2375, 2470, 3250, 4750, 6175, 8125, 8431, 11875, 12350, 16250, 16862, 23750, 30875, 42155, 61750, 84310, 109603, 154375, 160189, 210775, 219206, 308750, 320378, 421550, 548015, 800945, 1053875, 1096030, 1601890, 2082457, 2107750, 2740075, 4004725, 4164914, 5269375, 5480150, 8009450, 10412285, 10538750, 13700375, 20023625, 20824570, 27400750, 40047250, 52061425, 68501875, 100118125, 104122850, 137003750, 200236250, 260307125, 520614250, 1301535625, 2603071250]

約数ペア:

[(1, 2603071250), (2, 1301535625), (5, 520614250), (10, 260307125), (13, 200236250), (19, 137003750), (25, 104122850), (26, 100118125), (38, 68501875), (50, 52061425), (65, 40047250), (95, 27400750), (125, 20824570), (130, 20023625), (190, 13700375), (247, 10538750), (250, 10412285), (325, 8009450), (475, 5480150), (494, 5269375), (625, 4164914), (650, 4004725), (950, 2740075), (1235, 2107750), (1250, 2082457), (1625, 1601890), (2375, 1096030), (2470, 1053875), (3250, 800945), (4750, 548015), (6175, 421550), (8125, 320378), (8431, 308750), (11875, 219206), (12350, 210775), (16250, 160189), (16862, 154375), (23750, 109603), (30875, 84310), (42155, 61750)]