99619390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:385

約数の個数: 64

約数和(自身を含む): 201180672

約数和(自身を除く): 101561282

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 71, 86, 130, 142, 215, 251, 355, 430, 502, 559, 710, 923, 1118, 1255, 1846, 2510, 2795, 3053, 3263, 4615, 5590, 6106, 6526, 9230, 10793, 15265, 16315, 17821, 21586, 30530, 32630, 35642, 39689, 53965, 79378, 89105, 107930, 140309, 178210, 198445, 231673, 280618, 396890, 463346, 701545, 766303, 1158365, 1403090, 1532606, 2316730, 3831515, 7663030, 9961939, 19923878, 49809695, 99619390]

約数ペア:

[(1, 99619390), (2, 49809695), (5, 19923878), (10, 9961939), (13, 7663030), (26, 3831515), (43, 2316730), (65, 1532606), (71, 1403090), (86, 1158365), (130, 766303), (142, 701545), (215, 463346), (251, 396890), (355, 280618), (430, 231673), (502, 198445), (559, 178210), (710, 140309), (923, 107930), (1118, 89105), (1255, 79378), (1846, 53965), (2510, 39689), (2795, 35642), (3053, 32630), (3263, 30530), (4615, 21586), (5590, 17821), (6106, 16315), (6526, 15265), (9230, 10793)]