157223560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{1583}}^1$

素因数の和:1798

約数の個数: 64

約数和(自身を含む): 383201280

約数和(自身を除く): 225977720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 191, 260, 382, 520, 764, 955, 1528, 1583, 1910, 2483, 3166, 3820, 4966, 6332, 7640, 7915, 9932, 12415, 12664, 15830, 19864, 20579, 24830, 31660, 41158, 49660, 63320, 82316, 99320, 102895, 164632, 205790, 302353, 411580, 604706, 823160, 1209412, 1511765, 2418824, 3023530, 3930589, 6047060, 7861178, 12094120, 15722356, 19652945, 31444712, 39305890, 78611780, 157223560]

約数ペア:

[(1, 157223560), (2, 78611780), (4, 39305890), (5, 31444712), (8, 19652945), (10, 15722356), (13, 12094120), (20, 7861178), (26, 6047060), (40, 3930589), (52, 3023530), (65, 2418824), (104, 1511765), (130, 1209412), (191, 823160), (260, 604706), (382, 411580), (520, 302353), (764, 205790), (955, 164632), (1528, 102895), (1583, 99320), (1910, 82316), (2483, 63320), (3166, 49660), (3820, 41158), (4966, 31660), (6332, 24830), (7640, 20579), (7915, 19864), (9932, 15830), (12415, 12664)]