78220100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{853}}^1$

素因数の和:1005

約数の個数: 72

約数和(自身を含む): 195695808

約数和(自身を除く): 117475708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 131, 140, 175, 262, 350, 524, 655, 700, 853, 917, 1310, 1706, 1834, 2620, 3275, 3412, 3668, 4265, 4585, 5971, 6550, 8530, 9170, 11942, 13100, 17060, 18340, 21325, 22925, 23884, 29855, 42650, 45850, 59710, 85300, 91700, 111743, 119420, 149275, 223486, 298550, 446972, 558715, 597100, 782201, 1117430, 1564402, 2234860, 2793575, 3128804, 3911005, 5587150, 7822010, 11174300, 15644020, 19555025, 39110050, 78220100]

約数ペア:

[(1, 78220100), (2, 39110050), (4, 19555025), (5, 15644020), (7, 11174300), (10, 7822010), (14, 5587150), (20, 3911005), (25, 3128804), (28, 2793575), (35, 2234860), (50, 1564402), (70, 1117430), (100, 782201), (131, 597100), (140, 558715), (175, 446972), (262, 298550), (350, 223486), (524, 149275), (655, 119420), (700, 111743), (853, 91700), (917, 85300), (1310, 59710), (1706, 45850), (1834, 42650), (2620, 29855), (3275, 23884), (3412, 22925), (3668, 21325), (4265, 18340), (4585, 17060), (5971, 13100), (6550, 11942), (8530, 9170)]