200866670

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{509}}^1$

素因数の和:633

約数の個数: 64

約数和(自身を含む): 399513600

約数和(自身を除く): 198646930

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 67, 95, 134, 155, 190, 310, 335, 509, 589, 670, 1018, 1178, 1273, 2077, 2545, 2546, 2945, 4154, 5090, 5890, 6365, 9671, 10385, 12730, 15779, 19342, 20770, 31558, 34103, 39463, 48355, 68206, 78895, 78926, 96710, 157790, 170515, 197315, 299801, 341030, 394630, 599602, 647957, 1057193, 1295914, 1499005, 2114386, 2998010, 3239785, 5285965, 6479570, 10571930, 20086667, 40173334, 100433335, 200866670]

約数ペア:

[(1, 200866670), (2, 100433335), (5, 40173334), (10, 20086667), (19, 10571930), (31, 6479570), (38, 5285965), (62, 3239785), (67, 2998010), (95, 2114386), (134, 1499005), (155, 1295914), (190, 1057193), (310, 647957), (335, 599602), (509, 394630), (589, 341030), (670, 299801), (1018, 197315), (1178, 170515), (1273, 157790), (2077, 96710), (2545, 78926), (2546, 78895), (2945, 68206), (4154, 48355), (5090, 39463), (5890, 34103), (6365, 31558), (9671, 20770), (10385, 19342), (12730, 15779)]