42400640

素因数分解:

$2^7\times 5^1\times {\mathrm{97}}^1\times {\mathrm{683}}^1$

素因数の和:799

約数の個数: 64

約数和(自身を含む): 102558960

約数和(自身を除く): 60158320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 320, 388, 485, 640, 683, 776, 970, 1366, 1552, 1940, 2732, 3104, 3415, 3880, 5464, 6208, 6830, 7760, 10928, 12416, 13660, 15520, 21856, 27320, 31040, 43712, 54640, 62080, 66251, 87424, 109280, 132502, 218560, 265004, 331255, 437120, 530008, 662510, 1060016, 1325020, 2120032, 2650040, 4240064, 5300080, 8480128, 10600160, 21200320, 42400640]

約数ペア:

[(1, 42400640), (2, 21200320), (4, 10600160), (5, 8480128), (8, 5300080), (10, 4240064), (16, 2650040), (20, 2120032), (32, 1325020), (40, 1060016), (64, 662510), (80, 530008), (97, 437120), (128, 331255), (160, 265004), (194, 218560), (320, 132502), (388, 109280), (485, 87424), (640, 66251), (683, 62080), (776, 54640), (970, 43712), (1366, 31040), (1552, 27320), (1940, 21856), (2732, 15520), (3104, 13660), (3415, 12416), (3880, 10928), (5464, 7760), (6208, 6830)]