78359840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{373}}^1$

素因数の和:502

約数の個数: 96

約数和(自身を含む): 201879216

約数和(自身を除く): 123519376

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 101, 104, 130, 160, 202, 208, 260, 373, 404, 416, 505, 520, 746, 808, 1010, 1040, 1313, 1492, 1616, 1865, 2020, 2080, 2626, 2984, 3232, 3730, 4040, 4849, 5252, 5968, 6565, 7460, 8080, 9698, 10504, 11936, 13130, 14920, 16160, 19396, 21008, 24245, 26260, 29840, 37673, 38792, 42016, 48490, 52520, 59680, 75346, 77584, 96980, 105040, 150692, 155168, 188365, 193960, 210080, 301384, 376730, 387920, 489749, 602768, 753460, 775840, 979498, 1205536, 1506920, 1958996, 2448745, 3013840, 3917992, 4897490, 6027680, 7835984, 9794980, 15671968, 19589960, 39179920, 78359840]

約数ペア:

[(1, 78359840), (2, 39179920), (4, 19589960), (5, 15671968), (8, 9794980), (10, 7835984), (13, 6027680), (16, 4897490), (20, 3917992), (26, 3013840), (32, 2448745), (40, 1958996), (52, 1506920), (65, 1205536), (80, 979498), (101, 775840), (104, 753460), (130, 602768), (160, 489749), (202, 387920), (208, 376730), (260, 301384), (373, 210080), (404, 193960), (416, 188365), (505, 155168), (520, 150692), (746, 105040), (808, 96980), (1010, 77584), (1040, 75346), (1313, 59680), (1492, 52520), (1616, 48490), (1865, 42016), (2020, 38792), (2080, 37673), (2626, 29840), (2984, 26260), (3232, 24245), (3730, 21008), (4040, 19396), (4849, 16160), (5252, 14920), (5968, 13130), (6565, 11936), (7460, 10504), (8080, 9698)]