200438420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{15733}}^1$

素因数の和:15769

約数の個数: 72

約数和(自身を含む): 527340744

約数和(自身を除く): 326902324

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6370, 12740, 15733, 31466, 62932, 78665, 110131, 157330, 204529, 220262, 314660, 409058, 440524, 550655, 770917, 818116, 1022645, 1101310, 1431703, 1541834, 2045290, 2202620, 2863406, 3083668, 3854585, 4090580, 5726812, 7158515, 7709170, 10021921, 14317030, 15418340, 20043842, 28634060, 40087684, 50109605, 100219210, 200438420]

約数ペア:

[(1, 200438420), (2, 100219210), (4, 50109605), (5, 40087684), (7, 28634060), (10, 20043842), (13, 15418340), (14, 14317030), (20, 10021921), (26, 7709170), (28, 7158515), (35, 5726812), (49, 4090580), (52, 3854585), (65, 3083668), (70, 2863406), (91, 2202620), (98, 2045290), (130, 1541834), (140, 1431703), (182, 1101310), (196, 1022645), (245, 818116), (260, 770917), (364, 550655), (455, 440524), (490, 409058), (637, 314660), (910, 220262), (980, 204529), (1274, 157330), (1820, 110131), (2548, 78665), (3185, 62932), (6370, 31466), (12740, 15733)]