168554490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{25423}}^1$

素因数の和:25463

約数の個数: 64

約数和(自身を含む): 461293056

約数和(自身を除く): 292738566

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 442, 510, 663, 1105, 1326, 2210, 3315, 6630, 25423, 50846, 76269, 127115, 152538, 254230, 330499, 381345, 432191, 660998, 762690, 864382, 991497, 1296573, 1652495, 1982994, 2160955, 2593146, 3304990, 4321910, 4957485, 5618483, 6482865, 9914970, 11236966, 12965730, 16855449, 28092415, 33710898, 56184830, 84277245, 168554490]

約数ペア:

[(1, 168554490), (2, 84277245), (3, 56184830), (5, 33710898), (6, 28092415), (10, 16855449), (13, 12965730), (15, 11236966), (17, 9914970), (26, 6482865), (30, 5618483), (34, 4957485), (39, 4321910), (51, 3304990), (65, 2593146), (78, 2160955), (85, 1982994), (102, 1652495), (130, 1296573), (170, 991497), (195, 864382), (221, 762690), (255, 660998), (390, 432191), (442, 381345), (510, 330499), (663, 254230), (1105, 152538), (1326, 127115), (2210, 76269), (3315, 50846), (6630, 25423)]