42685970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 85708800

約数和(自身を除く): 43022830

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 61, 95, 122, 127, 145, 190, 254, 290, 305, 551, 610, 635, 1102, 1159, 1270, 1769, 2318, 2413, 2755, 3538, 3683, 4826, 5510, 5795, 7366, 7747, 8845, 11590, 12065, 15494, 17690, 18415, 24130, 33611, 36830, 38735, 67222, 69977, 77470, 139954, 147193, 168055, 224663, 294386, 336110, 349885, 449326, 699770, 735965, 1123315, 1471930, 2246630, 4268597, 8537194, 21342985, 42685970]

約数ペア:

[(1, 42685970), (2, 21342985), (5, 8537194), (10, 4268597), (19, 2246630), (29, 1471930), (38, 1123315), (58, 735965), (61, 699770), (95, 449326), (122, 349885), (127, 336110), (145, 294386), (190, 224663), (254, 168055), (290, 147193), (305, 139954), (551, 77470), (610, 69977), (635, 67222), (1102, 38735), (1159, 36830), (1270, 33611), (1769, 24130), (2318, 18415), (2413, 17690), (2755, 15494), (3538, 12065), (3683, 11590), (4826, 8845), (5510, 7747), (5795, 7366)]