56554809700

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{204983}}^1$

素因数の和:205117

約数の個数: 72

約数和(自身を含む): 128106800640

約数和(自身を除く): 71551990940

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 89, 100, 124, 155, 178, 310, 356, 445, 620, 775, 890, 1550, 1780, 2225, 2759, 3100, 4450, 5518, 8900, 11036, 13795, 27590, 55180, 68975, 137950, 204983, 275900, 409966, 819932, 1024915, 2049830, 4099660, 5124575, 6354473, 10249150, 12708946, 18243487, 20498300, 25417892, 31772365, 36486974, 63544730, 72973948, 91217435, 127089460, 158861825, 182434870, 317723650, 364869740, 456087175, 565548097, 635447300, 912174350, 1131096194, 1824348700, 2262192388, 2827740485, 5655480970, 11310961940, 14138702425, 28277404850, 56554809700]

約数ペア:

[(1, 56554809700), (2, 28277404850), (4, 14138702425), (5, 11310961940), (10, 5655480970), (20, 2827740485), (25, 2262192388), (31, 1824348700), (50, 1131096194), (62, 912174350), (89, 635447300), (100, 565548097), (124, 456087175), (155, 364869740), (178, 317723650), (310, 182434870), (356, 158861825), (445, 127089460), (620, 91217435), (775, 72973948), (890, 63544730), (1550, 36486974), (1780, 31772365), (2225, 25417892), (2759, 20498300), (3100, 18243487), (4450, 12708946), (5518, 10249150), (8900, 6354473), (11036, 5124575), (13795, 4099660), (27590, 2049830), (55180, 1024915), (68975, 819932), (137950, 409966), (204983, 275900)]