74895990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1061}}^1$

素因数の和:1265

約数の個数: 64

約数和(自身を含む): 194830272

約数和(自身を除く): 119934282

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 181, 195, 362, 390, 543, 905, 1061, 1086, 1810, 2122, 2353, 2715, 3183, 4706, 5305, 5430, 6366, 7059, 10610, 11765, 13793, 14118, 15915, 23530, 27586, 31830, 35295, 41379, 68965, 70590, 82758, 137930, 192041, 206895, 384082, 413790, 576123, 960205, 1152246, 1920410, 2496533, 2880615, 4993066, 5761230, 7489599, 12482665, 14979198, 24965330, 37447995, 74895990]

約数ペア:

[(1, 74895990), (2, 37447995), (3, 24965330), (5, 14979198), (6, 12482665), (10, 7489599), (13, 5761230), (15, 4993066), (26, 2880615), (30, 2496533), (39, 1920410), (65, 1152246), (78, 960205), (130, 576123), (181, 413790), (195, 384082), (362, 206895), (390, 192041), (543, 137930), (905, 82758), (1061, 70590), (1086, 68965), (1810, 41379), (2122, 35295), (2353, 31830), (2715, 27586), (3183, 23530), (4706, 15915), (5305, 14118), (5430, 13793), (6366, 11765), (7059, 10610)]