843202480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{7907}}^1$

素因数の和:7994

約数の個数: 80

約数和(自身を含む): 2071010304

約数和(自身を除く): 1227807824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 43, 62, 80, 86, 124, 155, 172, 215, 248, 310, 344, 430, 496, 620, 688, 860, 1240, 1333, 1720, 2480, 2666, 3440, 5332, 6665, 7907, 10664, 13330, 15814, 21328, 26660, 31628, 39535, 53320, 63256, 79070, 106640, 126512, 158140, 245117, 316280, 340001, 490234, 632560, 680002, 980468, 1225585, 1360004, 1700005, 1960936, 2451170, 2720008, 3400010, 3921872, 4902340, 5440016, 6800020, 9804680, 10540031, 13600040, 19609360, 21080062, 27200080, 42160124, 52700155, 84320248, 105400310, 168640496, 210800620, 421601240, 843202480]

約数ペア:

[(1, 843202480), (2, 421601240), (4, 210800620), (5, 168640496), (8, 105400310), (10, 84320248), (16, 52700155), (20, 42160124), (31, 27200080), (40, 21080062), (43, 19609360), (62, 13600040), (80, 10540031), (86, 9804680), (124, 6800020), (155, 5440016), (172, 4902340), (215, 3921872), (248, 3400010), (310, 2720008), (344, 2451170), (430, 1960936), (496, 1700005), (620, 1360004), (688, 1225585), (860, 980468), (1240, 680002), (1333, 632560), (1720, 490234), (2480, 340001), (2666, 316280), (3440, 245117), (5332, 158140), (6665, 126512), (7907, 106640), (10664, 79070), (13330, 63256), (15814, 53320), (21328, 39535), (26660, 31628)]