73423870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:325

約数の個数: 64

約数和(自身を含む): 148490496

約数和(自身を除く): 75066626

約数列:

[1, 2, 5, 10, 13, 26, 47, 61, 65, 94, 122, 130, 197, 235, 305, 394, 470, 610, 611, 793, 985, 1222, 1586, 1970, 2561, 2867, 3055, 3965, 5122, 5734, 6110, 7930, 9259, 12017, 12805, 14335, 18518, 24034, 25610, 28670, 37271, 46295, 60085, 74542, 92590, 120170, 120367, 156221, 186355, 240734, 312442, 372710, 564799, 601835, 781105, 1129598, 1203670, 1562210, 2823995, 5647990, 7342387, 14684774, 36711935, 73423870]

約数ペア:

[(1, 73423870), (2, 36711935), (5, 14684774), (10, 7342387), (13, 5647990), (26, 2823995), (47, 1562210), (61, 1203670), (65, 1129598), (94, 781105), (122, 601835), (130, 564799), (197, 372710), (235, 312442), (305, 240734), (394, 186355), (470, 156221), (610, 120367), (611, 120170), (793, 92590), (985, 74542), (1222, 60085), (1586, 46295), (1970, 37271), (2561, 28670), (2867, 25610), (3055, 24034), (3965, 18518), (5122, 14335), (5734, 12805), (6110, 12017), (7930, 9259)]