258501430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:445

約数の個数: 64

約数和(自身を含む): 520058880

約数和(自身を除く): 261557450

約数列:

[1, 2, 5, 10, 11, 22, 55, 79, 110, 151, 158, 197, 302, 394, 395, 755, 790, 869, 985, 1510, 1661, 1738, 1970, 2167, 3322, 4334, 4345, 8305, 8690, 10835, 11929, 15563, 16610, 21670, 23858, 29747, 31126, 59494, 59645, 77815, 119290, 131219, 148735, 155630, 171193, 262438, 297470, 327217, 342386, 654434, 656095, 855965, 1312190, 1636085, 1711930, 2350013, 3272170, 4700026, 11750065, 23500130, 25850143, 51700286, 129250715, 258501430]

約数ペア:

[(1, 258501430), (2, 129250715), (5, 51700286), (10, 25850143), (11, 23500130), (22, 11750065), (55, 4700026), (79, 3272170), (110, 2350013), (151, 1711930), (158, 1636085), (197, 1312190), (302, 855965), (394, 656095), (395, 654434), (755, 342386), (790, 327217), (869, 297470), (985, 262438), (1510, 171193), (1661, 155630), (1738, 148735), (1970, 131219), (2167, 119290), (3322, 77815), (4334, 59645), (4345, 59494), (8305, 31126), (8690, 29747), (10835, 23858), (11929, 21670), (15563, 16610)]