195357890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1567}}^1$

素因数の和:1731

約数の個数: 64

約数和(自身を含む): 436230144

約数和(自身を除く): 240872254

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 137, 182, 274, 455, 685, 910, 959, 1370, 1567, 1781, 1918, 3134, 3562, 4795, 7835, 8905, 9590, 10969, 12467, 15670, 17810, 20371, 21938, 24934, 40742, 54845, 62335, 101855, 109690, 124670, 142597, 203710, 214679, 285194, 429358, 712985, 1073395, 1425970, 1502753, 2146790, 2790827, 3005506, 5581654, 7513765, 13954135, 15027530, 19535789, 27908270, 39071578, 97678945, 195357890]

約数ペア:

[(1, 195357890), (2, 97678945), (5, 39071578), (7, 27908270), (10, 19535789), (13, 15027530), (14, 13954135), (26, 7513765), (35, 5581654), (65, 3005506), (70, 2790827), (91, 2146790), (130, 1502753), (137, 1425970), (182, 1073395), (274, 712985), (455, 429358), (685, 285194), (910, 214679), (959, 203710), (1370, 142597), (1567, 124670), (1781, 109690), (1918, 101855), (3134, 62335), (3562, 54845), (4795, 40742), (7835, 24934), (8905, 21938), (9590, 20371), (10969, 17810), (12467, 15670)]