101587780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{4507}}^1$

素因数の和:4553

約数の個数: 72

約数和(自身を含む): 259011648

約数和(自身を除く): 157423868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 805, 980, 1127, 1610, 2254, 3220, 4507, 4508, 5635, 9014, 11270, 18028, 22535, 22540, 31549, 45070, 63098, 90140, 103661, 126196, 157745, 207322, 220843, 315490, 414644, 441686, 518305, 630980, 725627, 883372, 1036610, 1104215, 1451254, 2073220, 2208430, 2902508, 3628135, 4416860, 5079389, 7256270, 10158778, 14512540, 20317556, 25396945, 50793890, 101587780]

約数ペア:

[(1, 101587780), (2, 50793890), (4, 25396945), (5, 20317556), (7, 14512540), (10, 10158778), (14, 7256270), (20, 5079389), (23, 4416860), (28, 3628135), (35, 2902508), (46, 2208430), (49, 2073220), (70, 1451254), (92, 1104215), (98, 1036610), (115, 883372), (140, 725627), (161, 630980), (196, 518305), (230, 441686), (245, 414644), (322, 315490), (460, 220843), (490, 207322), (644, 157745), (805, 126196), (980, 103661), (1127, 90140), (1610, 63098), (2254, 45070), (3220, 31549), (4507, 22540), (4508, 22535), (5635, 18028), (9014, 11270)]