15731290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:163

約数の個数: 64

約数和(自身を含む): 32060448

約数和(自身を除く): 16329158

約数列:

[1, 2, 5, 10, 17, 34, 37, 41, 61, 74, 82, 85, 122, 170, 185, 205, 305, 370, 410, 610, 629, 697, 1037, 1258, 1394, 1517, 2074, 2257, 2501, 3034, 3145, 3485, 4514, 5002, 5185, 6290, 6970, 7585, 10370, 11285, 12505, 15170, 22570, 25010, 25789, 38369, 42517, 51578, 76738, 85034, 92537, 128945, 185074, 191845, 212585, 257890, 383690, 425170, 462685, 925370, 1573129, 3146258, 7865645, 15731290]

約数ペア:

[(1, 15731290), (2, 7865645), (5, 3146258), (10, 1573129), (17, 925370), (34, 462685), (37, 425170), (41, 383690), (61, 257890), (74, 212585), (82, 191845), (85, 185074), (122, 128945), (170, 92537), (185, 85034), (205, 76738), (305, 51578), (370, 42517), (410, 38369), (610, 25789), (629, 25010), (697, 22570), (1037, 15170), (1258, 12505), (1394, 11285), (1517, 10370), (2074, 7585), (2257, 6970), (2501, 6290), (3034, 5185), (3145, 5002), (3485, 4514)]