2017148875

素因数分解:

$5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{887}}^1$

素因数の和:1045

約数の個数: 64

約数和(自身を含む): 3032100864

約数和(自身を除く): 1014951989

約数列:

[1, 5, 7, 23, 25, 35, 113, 115, 125, 161, 175, 565, 575, 791, 805, 875, 887, 2599, 2825, 2875, 3955, 4025, 4435, 6209, 12995, 14125, 18193, 19775, 20125, 20401, 22175, 31045, 64975, 90965, 98875, 100231, 102005, 110875, 142807, 155225, 324875, 454825, 501155, 510025, 701617, 714035, 776125, 2274125, 2305313, 2505775, 2550125, 3508085, 3570175, 11526565, 12528875, 16137191, 17540425, 17850875, 57632825, 80685955, 87702125, 288164125, 403429775, 2017148875]

約数ペア:

[(1, 2017148875), (5, 403429775), (7, 288164125), (23, 87702125), (25, 80685955), (35, 57632825), (113, 17850875), (115, 17540425), (125, 16137191), (161, 12528875), (175, 11526565), (565, 3570175), (575, 3508085), (791, 2550125), (805, 2505775), (875, 2305313), (887, 2274125), (2599, 776125), (2825, 714035), (2875, 701617), (3955, 510025), (4025, 501155), (4435, 454825), (6209, 324875), (12995, 155225), (14125, 142807), (18193, 110875), (19775, 102005), (20125, 100231), (20401, 98875), (22175, 90965), (31045, 64975)]