201851288

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{347}}^1$

素因数の和:504

約数の個数: 64

約数和(自身を含む): 413424000

約数和(自身を除く): 211572712

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 89, 152, 172, 178, 344, 347, 356, 694, 712, 817, 1388, 1634, 1691, 2776, 3268, 3382, 3827, 6536, 6593, 6764, 7654, 13186, 13528, 14921, 15308, 26372, 29842, 30616, 30883, 52744, 59684, 61766, 72713, 119368, 123532, 145426, 247064, 283499, 290852, 566998, 581704, 586777, 1133996, 1173554, 1327969, 2267992, 2347108, 2655938, 4694216, 5311876, 10623752, 25231411, 50462822, 100925644, 201851288]

約数ペア:

[(1, 201851288), (2, 100925644), (4, 50462822), (8, 25231411), (19, 10623752), (38, 5311876), (43, 4694216), (76, 2655938), (86, 2347108), (89, 2267992), (152, 1327969), (172, 1173554), (178, 1133996), (344, 586777), (347, 581704), (356, 566998), (694, 290852), (712, 283499), (817, 247064), (1388, 145426), (1634, 123532), (1691, 119368), (2776, 72713), (3268, 61766), (3382, 59684), (3827, 52744), (6536, 30883), (6593, 30616), (6764, 29842), (7654, 26372), (13186, 15308), (13528, 14921)]