849069910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{907}}^1$

素因数の和:1325

約数の個数: 64

約数和(自身を含む): 1739001600

約数和(自身を除く): 889931690

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 379, 494, 758, 907, 1235, 1814, 1895, 2470, 3790, 4535, 4927, 7201, 9070, 9854, 11791, 14402, 17233, 23582, 24635, 34466, 36005, 49270, 58955, 72010, 86165, 93613, 117910, 172330, 187226, 224029, 343753, 448058, 468065, 687506, 936130, 1120145, 1718765, 2240290, 3437530, 4468789, 6531307, 8937578, 13062614, 22343945, 32656535, 44687890, 65313070, 84906991, 169813982, 424534955, 849069910]

約数ペア:

[(1, 849069910), (2, 424534955), (5, 169813982), (10, 84906991), (13, 65313070), (19, 44687890), (26, 32656535), (38, 22343945), (65, 13062614), (95, 8937578), (130, 6531307), (190, 4468789), (247, 3437530), (379, 2240290), (494, 1718765), (758, 1120145), (907, 936130), (1235, 687506), (1814, 468065), (1895, 448058), (2470, 343753), (3790, 224029), (4535, 187226), (4927, 172330), (7201, 117910), (9070, 93613), (9854, 86165), (11791, 72010), (14402, 58955), (17233, 49270), (23582, 36005), (24635, 34466)]