258262240

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{52069}}^1$

素因数の和:52115

約数の個数: 48

約数和(自身を含む): 629838720

約数和(自身を除く): 371576480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 52069, 104138, 208276, 260345, 416552, 520690, 833104, 1041380, 1614139, 1666208, 2082760, 3228278, 4165520, 6456556, 8070695, 8331040, 12913112, 16141390, 25826224, 32282780, 51652448, 64565560, 129131120, 258262240]

約数ペア:

[(1, 258262240), (2, 129131120), (4, 64565560), (5, 51652448), (8, 32282780), (10, 25826224), (16, 16141390), (20, 12913112), (31, 8331040), (32, 8070695), (40, 6456556), (62, 4165520), (80, 3228278), (124, 2082760), (155, 1666208), (160, 1614139), (248, 1041380), (310, 833104), (496, 520690), (620, 416552), (992, 260345), (1240, 208276), (2480, 104138), (4960, 52069)]