1313181700

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{2843}}^1$

素因数の和:3037

約数の個数: 72

約数和(自身を含む): 2962310400

約数和(自身を除く): 1649128700

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 149, 155, 298, 310, 596, 620, 745, 775, 1490, 1550, 2843, 2980, 3100, 3725, 4619, 5686, 7450, 9238, 11372, 14215, 14900, 18476, 23095, 28430, 46190, 56860, 71075, 88133, 92380, 115475, 142150, 176266, 230950, 284300, 352532, 423607, 440665, 461900, 847214, 881330, 1694428, 1762660, 2118035, 2203325, 4236070, 4406650, 8472140, 8813300, 10590175, 13131817, 21180350, 26263634, 42360700, 52527268, 65659085, 131318170, 262636340, 328295425, 656590850, 1313181700]

約数ペア:

[(1, 1313181700), (2, 656590850), (4, 328295425), (5, 262636340), (10, 131318170), (20, 65659085), (25, 52527268), (31, 42360700), (50, 26263634), (62, 21180350), (100, 13131817), (124, 10590175), (149, 8813300), (155, 8472140), (298, 4406650), (310, 4236070), (596, 2203325), (620, 2118035), (745, 1762660), (775, 1694428), (1490, 881330), (1550, 847214), (2843, 461900), (2980, 440665), (3100, 423607), (3725, 352532), (4619, 284300), (5686, 230950), (7450, 176266), (9238, 142150), (11372, 115475), (14215, 92380), (14900, 88133), (18476, 71075), (23095, 56860), (28430, 46190)]