78365968

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{3491}}^1$

素因数の和:3583

約数の個数: 40

約数和(自身を含む): 161078976

約数和(自身を除く): 82713008

約数列:

[1, 2, 4, 8, 16, 23, 46, 61, 92, 122, 184, 244, 368, 488, 976, 1403, 2806, 3491, 5612, 6982, 11224, 13964, 22448, 27928, 55856, 80293, 160586, 212951, 321172, 425902, 642344, 851804, 1284688, 1703608, 3407216, 4897873, 9795746, 19591492, 39182984, 78365968]

約数ペア:

[(1, 78365968), (2, 39182984), (4, 19591492), (8, 9795746), (16, 4897873), (23, 3407216), (46, 1703608), (61, 1284688), (92, 851804), (122, 642344), (184, 425902), (244, 321172), (368, 212951), (488, 160586), (976, 80293), (1403, 55856), (2806, 27928), (3491, 22448), (5612, 13964), (6982, 11224)]