56865280

素因数分解:

$2^9\times 5^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1$

素因数の和:349

約数の個数: 80

約数和(自身を含む): 138350520

約数和(自身を除く): 81485240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 229, 256, 320, 388, 458, 485, 512, 640, 776, 916, 970, 1145, 1280, 1552, 1832, 1940, 2290, 2560, 3104, 3664, 3880, 4580, 6208, 7328, 7760, 9160, 12416, 14656, 15520, 18320, 22213, 24832, 29312, 31040, 36640, 44426, 49664, 58624, 62080, 73280, 88852, 111065, 117248, 124160, 146560, 177704, 222130, 248320, 293120, 355408, 444260, 586240, 710816, 888520, 1421632, 1777040, 2843264, 3554080, 5686528, 7108160, 11373056, 14216320, 28432640, 56865280]

約数ペア:

[(1, 56865280), (2, 28432640), (4, 14216320), (5, 11373056), (8, 7108160), (10, 5686528), (16, 3554080), (20, 2843264), (32, 1777040), (40, 1421632), (64, 888520), (80, 710816), (97, 586240), (128, 444260), (160, 355408), (194, 293120), (229, 248320), (256, 222130), (320, 177704), (388, 146560), (458, 124160), (485, 117248), (512, 111065), (640, 88852), (776, 73280), (916, 62080), (970, 58624), (1145, 49664), (1280, 44426), (1552, 36640), (1832, 31040), (1940, 29312), (2290, 24832), (2560, 22213), (3104, 18320), (3664, 15520), (3880, 14656), (4580, 12416), (6208, 9160), (7328, 7760)]