20215192000

素因数分解:

$2^6\times 5^3\times {\mathrm{103}}^1\times {\mathrm{24533}}^1$

素因数の和:24663

約数の個数: 112

約数和(自身を含む): 50551031232

約数和(自身を除く): 30335839232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 103, 125, 160, 200, 206, 250, 320, 400, 412, 500, 515, 800, 824, 1000, 1030, 1600, 1648, 2000, 2060, 2575, 3296, 4000, 4120, 5150, 6592, 8000, 8240, 10300, 12875, 16480, 20600, 24533, 25750, 32960, 41200, 49066, 51500, 82400, 98132, 103000, 122665, 164800, 196264, 206000, 245330, 392528, 412000, 490660, 613325, 785056, 824000, 981320, 1226650, 1570112, 1962640, 2453300, 2526899, 3066625, 3925280, 4906600, 5053798, 6133250, 7850560, 9813200, 10107596, 12266500, 12634495, 19626400, 20215192, 24533000, 25268990, 39252800, 40430384, 49066000, 50537980, 63172475, 80860768, 98132000, 101075960, 126344950, 161721536, 196264000, 202151920, 252689900, 315862375, 404303840, 505379800, 631724750, 808607680, 1010759600, 1263449500, 2021519200, 2526899000, 4043038400, 5053798000, 10107596000, 20215192000]

約数ペア:

[(1, 20215192000), (2, 10107596000), (4, 5053798000), (5, 4043038400), (8, 2526899000), (10, 2021519200), (16, 1263449500), (20, 1010759600), (25, 808607680), (32, 631724750), (40, 505379800), (50, 404303840), (64, 315862375), (80, 252689900), (100, 202151920), (103, 196264000), (125, 161721536), (160, 126344950), (200, 101075960), (206, 98132000), (250, 80860768), (320, 63172475), (400, 50537980), (412, 49066000), (500, 40430384), (515, 39252800), (800, 25268990), (824, 24533000), (1000, 20215192), (1030, 19626400), (1600, 12634495), (1648, 12266500), (2000, 10107596), (2060, 9813200), (2575, 7850560), (3296, 6133250), (4000, 5053798), (4120, 4906600), (5150, 3925280), (6592, 3066625), (8000, 2526899), (8240, 2453300), (10300, 1962640), (12875, 1570112), (16480, 1226650), (20600, 981320), (24533, 824000), (25750, 785056), (32960, 613325), (41200, 490660), (49066, 412000), (51500, 392528), (82400, 245330), (98132, 206000), (103000, 196264), (122665, 164800)]