201826430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{821}}^1$

素因数の和:933

約数の個数: 64

約数和(自身を含む): 410973696

約数和(自身を除く): 209147266

約数列:

[1, 2, 5, 10, 13, 26, 31, 61, 62, 65, 122, 130, 155, 305, 310, 403, 610, 793, 806, 821, 1586, 1642, 1891, 2015, 3782, 3965, 4030, 4105, 7930, 8210, 9455, 10673, 18910, 21346, 24583, 25451, 49166, 50081, 50902, 53365, 100162, 106730, 122915, 127255, 245830, 250405, 254510, 330863, 500810, 651053, 661726, 1302106, 1552511, 1654315, 3105022, 3255265, 3308630, 6510530, 7762555, 15525110, 20182643, 40365286, 100913215, 201826430]

約数ペア:

[(1, 201826430), (2, 100913215), (5, 40365286), (10, 20182643), (13, 15525110), (26, 7762555), (31, 6510530), (61, 3308630), (62, 3255265), (65, 3105022), (122, 1654315), (130, 1552511), (155, 1302106), (305, 661726), (310, 651053), (403, 500810), (610, 330863), (793, 254510), (806, 250405), (821, 245830), (1586, 127255), (1642, 122915), (1891, 106730), (2015, 100162), (3782, 53365), (3965, 50902), (4030, 50081), (4105, 49166), (7930, 25451), (8210, 24583), (9455, 21346), (10673, 18910)]