490397741950

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{953}}^1\times {\mathrm{3371}}^1$

素因数の和:4450

約数の個数: 96

約数和(自身を含む): 947772410112

約数和(自身を除く): 457374668162

約数列:

[1, 2, 5, 10, 25, 43, 50, 71, 86, 142, 215, 355, 430, 710, 953, 1075, 1775, 1906, 2150, 3053, 3371, 3550, 4765, 6106, 6742, 9530, 15265, 16855, 23825, 30530, 33710, 40979, 47650, 67663, 76325, 81958, 84275, 135326, 144953, 152650, 168550, 204895, 239341, 289906, 338315, 409790, 478682, 676630, 724765, 1024475, 1196705, 1449530, 1691575, 2048950, 2393410, 2909509, 3212563, 3383150, 3623825, 5819018, 5983525, 6425126, 7247650, 10291663, 11967050, 14547545, 16062815, 20583326, 29095090, 32125630, 51458315, 72737725, 80314075, 102916630, 138140209, 145475450, 160628150, 228091973, 257291575, 276280418, 456183946, 514583150, 690701045, 1140459865, 1381402090, 2280919730, 3453505225, 5702299325, 6907010450, 9807954839, 11404598650, 19615909678, 49039774195, 98079548390, 245198870975, 490397741950]

約数ペア:

[(1, 490397741950), (2, 245198870975), (5, 98079548390), (10, 49039774195), (25, 19615909678), (43, 11404598650), (50, 9807954839), (71, 6907010450), (86, 5702299325), (142, 3453505225), (215, 2280919730), (355, 1381402090), (430, 1140459865), (710, 690701045), (953, 514583150), (1075, 456183946), (1775, 276280418), (1906, 257291575), (2150, 228091973), (3053, 160628150), (3371, 145475450), (3550, 138140209), (4765, 102916630), (6106, 80314075), (6742, 72737725), (9530, 51458315), (15265, 32125630), (16855, 29095090), (23825, 20583326), (30530, 16062815), (33710, 14547545), (40979, 11967050), (47650, 10291663), (67663, 7247650), (76325, 6425126), (81958, 5983525), (84275, 5819018), (135326, 3623825), (144953, 3383150), (152650, 3212563), (168550, 2909509), (204895, 2393410), (239341, 2048950), (289906, 1691575), (338315, 1449530), (409790, 1196705), (478682, 1024475), (676630, 724765)]