48943960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1543}}^1$

素因数の和:1628

約数の個数: 64

約数和(自身を含む): 120617280

約数和(自身を除く): 71673320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 488, 520, 610, 793, 1220, 1543, 1586, 2440, 3086, 3172, 3965, 6172, 6344, 7715, 7930, 12344, 15430, 15860, 20059, 30860, 31720, 40118, 61720, 80236, 94123, 100295, 160472, 188246, 200590, 376492, 401180, 470615, 752984, 802360, 941230, 1223599, 1882460, 2447198, 3764920, 4894396, 6117995, 9788792, 12235990, 24471980, 48943960]

約数ペア:

[(1, 48943960), (2, 24471980), (4, 12235990), (5, 9788792), (8, 6117995), (10, 4894396), (13, 3764920), (20, 2447198), (26, 1882460), (40, 1223599), (52, 941230), (61, 802360), (65, 752984), (104, 470615), (122, 401180), (130, 376492), (244, 200590), (260, 188246), (305, 160472), (488, 100295), (520, 94123), (610, 80236), (793, 61720), (1220, 40118), (1543, 31720), (1586, 30860), (2440, 20059), (3086, 15860), (3172, 15430), (3965, 12344), (6172, 7930), (6344, 7715)]