71375020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:215

約数の個数: 96

約数和(自身を含む): 167086080

約数和(自身を除く): 95711060

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 73, 76, 83, 95, 124, 146, 155, 166, 190, 292, 310, 332, 365, 380, 415, 589, 620, 730, 830, 1178, 1387, 1460, 1577, 1660, 2263, 2356, 2573, 2774, 2945, 3154, 4526, 5146, 5548, 5890, 6059, 6308, 6935, 7885, 9052, 10292, 11315, 11780, 12118, 12865, 13870, 15770, 22630, 24236, 25730, 27740, 30295, 31540, 42997, 45260, 48887, 51460, 60590, 85994, 97774, 115121, 121180, 171988, 187829, 195548, 214985, 230242, 244435, 375658, 429970, 460484, 488870, 575605, 751316, 859940, 939145, 977740, 1151210, 1878290, 2302420, 3568751, 3756580, 7137502, 14275004, 17843755, 35687510, 71375020]

約数ペア:

[(1, 71375020), (2, 35687510), (4, 17843755), (5, 14275004), (10, 7137502), (19, 3756580), (20, 3568751), (31, 2302420), (38, 1878290), (62, 1151210), (73, 977740), (76, 939145), (83, 859940), (95, 751316), (124, 575605), (146, 488870), (155, 460484), (166, 429970), (190, 375658), (292, 244435), (310, 230242), (332, 214985), (365, 195548), (380, 187829), (415, 171988), (589, 121180), (620, 115121), (730, 97774), (830, 85994), (1178, 60590), (1387, 51460), (1460, 48887), (1577, 45260), (1660, 42997), (2263, 31540), (2356, 30295), (2573, 27740), (2774, 25730), (2945, 24236), (3154, 22630), (4526, 15770), (5146, 13870), (5548, 12865), (5890, 12118), (6059, 11780), (6308, 11315), (6935, 10292), (7885, 9052)]