51637300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 138241152

約数和(自身を除く): 86603852

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 23, 25, 26, 44, 46, 50, 52, 55, 65, 92, 100, 110, 115, 130, 143, 157, 220, 230, 253, 260, 275, 286, 299, 314, 325, 460, 506, 550, 572, 575, 598, 628, 650, 715, 785, 1012, 1100, 1150, 1196, 1265, 1300, 1430, 1495, 1570, 1727, 2041, 2300, 2530, 2860, 2990, 3140, 3289, 3454, 3575, 3611, 3925, 4082, 5060, 5980, 6325, 6578, 6908, 7150, 7222, 7475, 7850, 8164, 8635, 10205, 12650, 13156, 14300, 14444, 14950, 15700, 16445, 17270, 18055, 20410, 22451, 25300, 29900, 32890, 34540, 36110, 39721, 40820, 43175, 44902, 46943, 51025, 65780, 72220, 79442, 82225, 86350, 89804, 90275, 93886, 102050, 112255, 158884, 164450, 172700, 180550, 187772, 198605, 204100, 224510, 234715, 328900, 361100, 397210, 449020, 469430, 516373, 561275, 794420, 938860, 993025, 1032746, 1122550, 1173575, 1986050, 2065492, 2245100, 2347150, 2581865, 3972100, 4694300, 5163730, 10327460, 12909325, 25818650, 51637300]

約数ペア:

[(1, 51637300), (2, 25818650), (4, 12909325), (5, 10327460), (10, 5163730), (11, 4694300), (13, 3972100), (20, 2581865), (22, 2347150), (23, 2245100), (25, 2065492), (26, 1986050), (44, 1173575), (46, 1122550), (50, 1032746), (52, 993025), (55, 938860), (65, 794420), (92, 561275), (100, 516373), (110, 469430), (115, 449020), (130, 397210), (143, 361100), (157, 328900), (220, 234715), (230, 224510), (253, 204100), (260, 198605), (275, 187772), (286, 180550), (299, 172700), (314, 164450), (325, 158884), (460, 112255), (506, 102050), (550, 93886), (572, 90275), (575, 89804), (598, 86350), (628, 82225), (650, 79442), (715, 72220), (785, 65780), (1012, 51025), (1100, 46943), (1150, 44902), (1196, 43175), (1265, 40820), (1300, 39721), (1430, 36110), (1495, 34540), (1570, 32890), (1727, 29900), (2041, 25300), (2300, 22451), (2530, 20410), (2860, 18055), (2990, 17270), (3140, 16445), (3289, 15700), (3454, 14950), (3575, 14444), (3611, 14300), (3925, 13156), (4082, 12650), (5060, 10205), (5980, 8635), (6325, 8164), (6578, 7850), (6908, 7475), (7150, 7222)]