87891903760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{208591}}^1$

素因数の和:208856

約数の個数: 80

約数和(自身を含む): 214165578240

約数和(自身を除く): 126273674480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 229, 230, 368, 458, 460, 916, 920, 1145, 1832, 1840, 2290, 3664, 4580, 5267, 9160, 10534, 18320, 21068, 26335, 42136, 52670, 84272, 105340, 208591, 210680, 417182, 421360, 834364, 1042955, 1668728, 2085910, 3337456, 4171820, 4797593, 8343640, 9595186, 16687280, 19190372, 23987965, 38380744, 47767339, 47975930, 76761488, 95534678, 95951860, 191069356, 191903720, 238836695, 382138712, 383807440, 477673390, 764277424, 955346780, 1098648797, 1910693560, 2197297594, 3821387120, 4394595188, 5493243985, 8789190376, 10986487970, 17578380752, 21972975940, 43945951880, 87891903760]

約数ペア:

[(1, 87891903760), (2, 43945951880), (4, 21972975940), (5, 17578380752), (8, 10986487970), (10, 8789190376), (16, 5493243985), (20, 4394595188), (23, 3821387120), (40, 2197297594), (46, 1910693560), (80, 1098648797), (92, 955346780), (115, 764277424), (184, 477673390), (229, 383807440), (230, 382138712), (368, 238836695), (458, 191903720), (460, 191069356), (916, 95951860), (920, 95534678), (1145, 76761488), (1832, 47975930), (1840, 47767339), (2290, 38380744), (3664, 23987965), (4580, 19190372), (5267, 16687280), (9160, 9595186), (10534, 8343640), (18320, 4797593), (21068, 4171820), (26335, 3337456), (42136, 2085910), (52670, 1668728), (84272, 1042955), (105340, 834364), (208591, 421360), (210680, 417182)]