25130040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:297

約数の個数: 128

約数和(自身を含む): 82555200

約数和(自身を除く): 57425160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 89, 104, 120, 130, 156, 178, 181, 195, 260, 267, 312, 356, 362, 390, 445, 520, 534, 543, 712, 724, 780, 890, 905, 1068, 1086, 1157, 1335, 1448, 1560, 1780, 1810, 2136, 2172, 2314, 2353, 2670, 2715, 3471, 3560, 3620, 4344, 4628, 4706, 5340, 5430, 5785, 6942, 7059, 7240, 9256, 9412, 10680, 10860, 11570, 11765, 13884, 14118, 16109, 17355, 18824, 21720, 23140, 23530, 27768, 28236, 32218, 34710, 35295, 46280, 47060, 48327, 56472, 64436, 69420, 70590, 80545, 94120, 96654, 128872, 138840, 141180, 161090, 193308, 209417, 241635, 282360, 322180, 386616, 418834, 483270, 628251, 644360, 837668, 966540, 1047085, 1256502, 1675336, 1933080, 2094170, 2513004, 3141255, 4188340, 5026008, 6282510, 8376680, 12565020, 25130040]

約数ペア:

[(1, 25130040), (2, 12565020), (3, 8376680), (4, 6282510), (5, 5026008), (6, 4188340), (8, 3141255), (10, 2513004), (12, 2094170), (13, 1933080), (15, 1675336), (20, 1256502), (24, 1047085), (26, 966540), (30, 837668), (39, 644360), (40, 628251), (52, 483270), (60, 418834), (65, 386616), (78, 322180), (89, 282360), (104, 241635), (120, 209417), (130, 193308), (156, 161090), (178, 141180), (181, 138840), (195, 128872), (260, 96654), (267, 94120), (312, 80545), (356, 70590), (362, 69420), (390, 64436), (445, 56472), (520, 48327), (534, 47060), (543, 46280), (712, 35295), (724, 34710), (780, 32218), (890, 28236), (905, 27768), (1068, 23530), (1086, 23140), (1157, 21720), (1335, 18824), (1448, 17355), (1560, 16109), (1780, 14118), (1810, 13884), (2136, 11765), (2172, 11570), (2314, 10860), (2353, 10680), (2670, 9412), (2715, 9256), (3471, 7240), (3560, 7059), (3620, 6942), (4344, 5785), (4628, 5430), (4706, 5340)]