51733760

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3109}}^1$

素因数の和:3143

約数の個数: 72

約数和(自身を含む): 133493640

約数和(自身を除く): 81759880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3109, 3328, 4160, 6218, 8320, 12436, 15545, 16640, 24872, 31090, 40417, 49744, 62180, 80834, 99488, 124360, 161668, 198976, 202085, 248720, 323336, 397952, 404170, 497440, 646672, 795904, 808340, 994880, 1293344, 1616680, 1989760, 2586688, 3233360, 3979520, 5173376, 6466720, 10346752, 12933440, 25866880, 51733760]

約数ペア:

[(1, 51733760), (2, 25866880), (4, 12933440), (5, 10346752), (8, 6466720), (10, 5173376), (13, 3979520), (16, 3233360), (20, 2586688), (26, 1989760), (32, 1616680), (40, 1293344), (52, 994880), (64, 808340), (65, 795904), (80, 646672), (104, 497440), (128, 404170), (130, 397952), (160, 323336), (208, 248720), (256, 202085), (260, 198976), (320, 161668), (416, 124360), (520, 99488), (640, 80834), (832, 62180), (1040, 49744), (1280, 40417), (1664, 31090), (2080, 24872), (3109, 16640), (3328, 15545), (4160, 12436), (6218, 8320)]