55609720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1543}}^1$

素因数の和:1624

約数の個数: 64

約数和(自身を含む): 135069120

約数和(自身を除く): 79459400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 53, 68, 85, 106, 136, 170, 212, 265, 340, 424, 530, 680, 901, 1060, 1543, 1802, 2120, 3086, 3604, 4505, 6172, 7208, 7715, 9010, 12344, 15430, 18020, 26231, 30860, 36040, 52462, 61720, 81779, 104924, 131155, 163558, 209848, 262310, 327116, 408895, 524620, 654232, 817790, 1049240, 1390243, 1635580, 2780486, 3271160, 5560972, 6951215, 11121944, 13902430, 27804860, 55609720]

約数ペア:

[(1, 55609720), (2, 27804860), (4, 13902430), (5, 11121944), (8, 6951215), (10, 5560972), (17, 3271160), (20, 2780486), (34, 1635580), (40, 1390243), (53, 1049240), (68, 817790), (85, 654232), (106, 524620), (136, 408895), (170, 327116), (212, 262310), (265, 209848), (340, 163558), (424, 131155), (530, 104924), (680, 81779), (901, 61720), (1060, 52462), (1543, 36040), (1802, 30860), (2120, 26231), (3086, 18020), (3604, 15430), (4505, 12344), (6172, 9010), (7208, 7715)]