78759820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{1307}}^1$

素因数の和:1470

約数の個数: 48

約数和(自身を含む): 174037248

約数和(自身を除く): 95277428

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 131, 230, 262, 460, 524, 655, 1307, 1310, 2614, 2620, 3013, 5228, 6026, 6535, 12052, 13070, 15065, 26140, 30061, 30130, 60122, 60260, 120244, 150305, 171217, 300610, 342434, 601220, 684868, 856085, 1712170, 3424340, 3937991, 7875982, 15751964, 19689955, 39379910, 78759820]

約数ペア:

[(1, 78759820), (2, 39379910), (4, 19689955), (5, 15751964), (10, 7875982), (20, 3937991), (23, 3424340), (46, 1712170), (92, 856085), (115, 684868), (131, 601220), (230, 342434), (262, 300610), (460, 171217), (524, 150305), (655, 120244), (1307, 60260), (1310, 60122), (2614, 30130), (2620, 30061), (3013, 26140), (5228, 15065), (6026, 13070), (6535, 12052)]