205180430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{11867}}^1$

素因数の和:11913

約数の個数: 64

約数和(自身を含む): 478517760

約数和(自身を除く): 273337330

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 65, 70, 91, 95, 130, 133, 182, 190, 247, 266, 455, 494, 665, 910, 1235, 1330, 1729, 2470, 3458, 8645, 11867, 17290, 23734, 59335, 83069, 118670, 154271, 166138, 225473, 308542, 415345, 450946, 771355, 830690, 1079897, 1127365, 1542710, 1578311, 2159794, 2254730, 2931149, 3156622, 5399485, 5862298, 7891555, 10798970, 14655745, 15783110, 20518043, 29311490, 41036086, 102590215, 205180430]

約数ペア:

[(1, 205180430), (2, 102590215), (5, 41036086), (7, 29311490), (10, 20518043), (13, 15783110), (14, 14655745), (19, 10798970), (26, 7891555), (35, 5862298), (38, 5399485), (65, 3156622), (70, 2931149), (91, 2254730), (95, 2159794), (130, 1578311), (133, 1542710), (182, 1127365), (190, 1079897), (247, 830690), (266, 771355), (455, 450946), (494, 415345), (665, 308542), (910, 225473), (1235, 166138), (1330, 154271), (1729, 118670), (2470, 83069), (3458, 59335), (8645, 23734), (11867, 17290)]