87463480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:221

約数の個数: 128

約数和(自身を含む): 226437120

約数和(自身を除く): 138973640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 71, 92, 103, 104, 115, 130, 142, 184, 206, 230, 260, 284, 299, 355, 412, 460, 515, 520, 568, 598, 710, 824, 920, 923, 1030, 1196, 1339, 1420, 1495, 1633, 1846, 2060, 2369, 2392, 2678, 2840, 2990, 3266, 3692, 4120, 4615, 4738, 5356, 5980, 6532, 6695, 7313, 7384, 8165, 9230, 9476, 10712, 11845, 11960, 13064, 13390, 14626, 16330, 18460, 18952, 21229, 23690, 26780, 29252, 30797, 32660, 36565, 36920, 42458, 47380, 53560, 58504, 61594, 65320, 73130, 84916, 94760, 95069, 106145, 123188, 146260, 153985, 168199, 169832, 190138, 212290, 246376, 292520, 307970, 336398, 380276, 424580, 475345, 615940, 672796, 760552, 840995, 849160, 950690, 1231880, 1345592, 1681990, 1901380, 2186587, 3363980, 3802760, 4373174, 6727960, 8746348, 10932935, 17492696, 21865870, 43731740, 87463480]

約数ペア:

[(1, 87463480), (2, 43731740), (4, 21865870), (5, 17492696), (8, 10932935), (10, 8746348), (13, 6727960), (20, 4373174), (23, 3802760), (26, 3363980), (40, 2186587), (46, 1901380), (52, 1681990), (65, 1345592), (71, 1231880), (92, 950690), (103, 849160), (104, 840995), (115, 760552), (130, 672796), (142, 615940), (184, 475345), (206, 424580), (230, 380276), (260, 336398), (284, 307970), (299, 292520), (355, 246376), (412, 212290), (460, 190138), (515, 169832), (520, 168199), (568, 153985), (598, 146260), (710, 123188), (824, 106145), (920, 95069), (923, 94760), (1030, 84916), (1196, 73130), (1339, 65320), (1420, 61594), (1495, 58504), (1633, 53560), (1846, 47380), (2060, 42458), (2369, 36920), (2392, 36565), (2678, 32660), (2840, 30797), (2990, 29252), (3266, 26780), (3692, 23690), (4120, 21229), (4615, 18952), (4738, 18460), (5356, 16330), (5980, 14626), (6532, 13390), (6695, 13064), (7313, 11960), (7384, 11845), (8165, 10712), (9230, 9476)]