65655760

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{541}}^1$

素因数の和:632

約数の個数: 80

約数和(自身を含む): 160895952

約数和(自身を除く): 95240192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 41, 74, 80, 82, 148, 164, 185, 205, 296, 328, 370, 410, 541, 592, 656, 740, 820, 1082, 1480, 1517, 1640, 2164, 2705, 2960, 3034, 3280, 4328, 5410, 6068, 7585, 8656, 10820, 12136, 15170, 20017, 21640, 22181, 24272, 30340, 40034, 43280, 44362, 60680, 80068, 88724, 100085, 110905, 121360, 160136, 177448, 200170, 221810, 320272, 354896, 400340, 443620, 800680, 820697, 887240, 1601360, 1641394, 1774480, 3282788, 4103485, 6565576, 8206970, 13131152, 16413940, 32827880, 65655760]

約数ペア:

[(1, 65655760), (2, 32827880), (4, 16413940), (5, 13131152), (8, 8206970), (10, 6565576), (16, 4103485), (20, 3282788), (37, 1774480), (40, 1641394), (41, 1601360), (74, 887240), (80, 820697), (82, 800680), (148, 443620), (164, 400340), (185, 354896), (205, 320272), (296, 221810), (328, 200170), (370, 177448), (410, 160136), (541, 121360), (592, 110905), (656, 100085), (740, 88724), (820, 80068), (1082, 60680), (1480, 44362), (1517, 43280), (1640, 40034), (2164, 30340), (2705, 24272), (2960, 22181), (3034, 21640), (3280, 20017), (4328, 15170), (5410, 12136), (6068, 10820), (7585, 8656)]