56719390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1$

素因数の和:581

約数の個数: 64

約数和(自身を含む): 126774144

約数和(自身を除く): 70054754

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 157, 182, 314, 397, 455, 785, 794, 910, 1099, 1570, 1985, 2041, 2198, 2779, 3970, 4082, 5161, 5495, 5558, 10205, 10322, 10990, 13895, 14287, 20410, 25805, 27790, 28574, 36127, 51610, 62329, 71435, 72254, 124658, 142870, 180635, 311645, 361270, 436303, 623290, 810277, 872606, 1620554, 2181515, 4051385, 4363030, 5671939, 8102770, 11343878, 28359695, 56719390]

約数ペア:

[(1, 56719390), (2, 28359695), (5, 11343878), (7, 8102770), (10, 5671939), (13, 4363030), (14, 4051385), (26, 2181515), (35, 1620554), (65, 872606), (70, 810277), (91, 623290), (130, 436303), (157, 361270), (182, 311645), (314, 180635), (397, 142870), (455, 124658), (785, 72254), (794, 71435), (910, 62329), (1099, 51610), (1570, 36127), (1985, 28574), (2041, 27790), (2198, 25805), (2779, 20410), (3970, 14287), (4082, 13895), (5161, 10990), (5495, 10322), (5558, 10205)]