64948100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:166

約数の個数: 144

約数和(自身を含む): 172655616

約数和(自身を除く): 107707516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 41, 50, 62, 70, 73, 82, 100, 124, 140, 146, 155, 164, 175, 205, 217, 287, 292, 310, 350, 365, 410, 434, 511, 574, 620, 700, 730, 775, 820, 868, 1022, 1025, 1085, 1148, 1271, 1435, 1460, 1550, 1825, 2044, 2050, 2170, 2263, 2542, 2555, 2870, 2993, 3100, 3650, 4100, 4340, 4526, 5084, 5110, 5425, 5740, 5986, 6355, 7175, 7300, 8897, 9052, 10220, 10850, 11315, 11972, 12710, 12775, 14350, 14965, 15841, 17794, 20951, 21700, 22630, 25420, 25550, 28700, 29930, 31682, 31775, 35588, 41902, 44485, 45260, 51100, 56575, 59860, 63364, 63550, 74825, 79205, 83804, 88970, 92783, 104755, 113150, 127100, 149650, 158410, 177940, 185566, 209510, 222425, 226300, 299300, 316820, 371132, 396025, 419020, 444850, 463915, 523775, 649481, 792050, 889700, 927830, 1047550, 1298962, 1584100, 1855660, 2095100, 2319575, 2597924, 3247405, 4639150, 6494810, 9278300, 12989620, 16237025, 32474050, 64948100]

約数ペア:

[(1, 64948100), (2, 32474050), (4, 16237025), (5, 12989620), (7, 9278300), (10, 6494810), (14, 4639150), (20, 3247405), (25, 2597924), (28, 2319575), (31, 2095100), (35, 1855660), (41, 1584100), (50, 1298962), (62, 1047550), (70, 927830), (73, 889700), (82, 792050), (100, 649481), (124, 523775), (140, 463915), (146, 444850), (155, 419020), (164, 396025), (175, 371132), (205, 316820), (217, 299300), (287, 226300), (292, 222425), (310, 209510), (350, 185566), (365, 177940), (410, 158410), (434, 149650), (511, 127100), (574, 113150), (620, 104755), (700, 92783), (730, 88970), (775, 83804), (820, 79205), (868, 74825), (1022, 63550), (1025, 63364), (1085, 59860), (1148, 56575), (1271, 51100), (1435, 45260), (1460, 44485), (1550, 41902), (1825, 35588), (2044, 31775), (2050, 31682), (2170, 29930), (2263, 28700), (2542, 25550), (2555, 25420), (2870, 22630), (2993, 21700), (3100, 20951), (3650, 17794), (4100, 15841), (4340, 14965), (4526, 14350), (5084, 12775), (5110, 12710), (5425, 11972), (5740, 11315), (5986, 10850), (6355, 10220), (7175, 9052), (7300, 8897)]