423483580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{349}}^1\times {\mathrm{359}}^1$

素因数の和:743

約数の個数: 72

約数和(自身を含む): 968436000

約数和(自身を除く): 544952420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 349, 359, 676, 698, 718, 845, 1396, 1436, 1690, 1745, 1795, 3380, 3490, 3590, 4537, 4667, 6980, 7180, 9074, 9334, 18148, 18668, 22685, 23335, 45370, 46670, 58981, 60671, 90740, 93340, 117962, 121342, 125291, 235924, 242684, 250582, 294905, 303355, 501164, 589810, 606710, 626455, 1179620, 1213420, 1252910, 1628783, 2505820, 3257566, 6515132, 8143915, 16287830, 21174179, 32575660, 42348358, 84696716, 105870895, 211741790, 423483580]

約数ペア:

[(1, 423483580), (2, 211741790), (4, 105870895), (5, 84696716), (10, 42348358), (13, 32575660), (20, 21174179), (26, 16287830), (52, 8143915), (65, 6515132), (130, 3257566), (169, 2505820), (260, 1628783), (338, 1252910), (349, 1213420), (359, 1179620), (676, 626455), (698, 606710), (718, 589810), (845, 501164), (1396, 303355), (1436, 294905), (1690, 250582), (1745, 242684), (1795, 235924), (3380, 125291), (3490, 121342), (3590, 117962), (4537, 93340), (4667, 90740), (6980, 60671), (7180, 58981), (9074, 46670), (9334, 45370), (18148, 23335), (18668, 22685)]