78251680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2213}}^1$

素因数の和:2258

約数の個数: 96

約数和(自身を含む): 210896784

約数和(自身を除く): 132645104

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 160, 170, 208, 221, 260, 272, 340, 416, 442, 520, 544, 680, 884, 1040, 1105, 1360, 1768, 2080, 2210, 2213, 2720, 3536, 4420, 4426, 7072, 8840, 8852, 11065, 17680, 17704, 22130, 28769, 35360, 35408, 37621, 44260, 57538, 70816, 75242, 88520, 115076, 143845, 150484, 177040, 188105, 230152, 287690, 300968, 354080, 376210, 460304, 489073, 575380, 601936, 752420, 920608, 978146, 1150760, 1203872, 1504840, 1956292, 2301520, 2445365, 3009680, 3912584, 4603040, 4890730, 6019360, 7825168, 9781460, 15650336, 19562920, 39125840, 78251680]

約数ペア:

[(1, 78251680), (2, 39125840), (4, 19562920), (5, 15650336), (8, 9781460), (10, 7825168), (13, 6019360), (16, 4890730), (17, 4603040), (20, 3912584), (26, 3009680), (32, 2445365), (34, 2301520), (40, 1956292), (52, 1504840), (65, 1203872), (68, 1150760), (80, 978146), (85, 920608), (104, 752420), (130, 601936), (136, 575380), (160, 489073), (170, 460304), (208, 376210), (221, 354080), (260, 300968), (272, 287690), (340, 230152), (416, 188105), (442, 177040), (520, 150484), (544, 143845), (680, 115076), (884, 88520), (1040, 75242), (1105, 70816), (1360, 57538), (1768, 44260), (2080, 37621), (2210, 35408), (2213, 35360), (2720, 28769), (3536, 22130), (4420, 17704), (4426, 17680), (7072, 11065), (8840, 8852)]