89257480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:503

約数の個数: 128

約数和(自身を含む): 239500800

約数和(自身を除く): 150243320

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 23, 26, 34, 40, 46, 52, 65, 68, 85, 92, 104, 115, 130, 136, 170, 184, 221, 230, 260, 299, 340, 391, 439, 442, 460, 520, 598, 680, 782, 878, 884, 920, 1105, 1196, 1495, 1564, 1756, 1768, 1955, 2195, 2210, 2392, 2990, 3128, 3512, 3910, 4390, 4420, 5083, 5707, 5980, 7463, 7820, 8780, 8840, 10097, 10166, 11414, 11960, 14926, 15640, 17560, 20194, 20332, 22828, 25415, 28535, 29852, 37315, 40388, 40664, 45656, 50485, 50830, 57070, 59704, 74630, 80776, 97019, 100970, 101660, 114140, 131261, 149260, 171649, 194038, 201940, 203320, 228280, 262522, 298520, 343298, 388076, 403880, 485095, 525044, 656305, 686596, 776152, 858245, 970190, 1050088, 1312610, 1373192, 1716490, 1940380, 2231437, 2625220, 3432980, 3880760, 4462874, 5250440, 6865960, 8925748, 11157185, 17851496, 22314370, 44628740, 89257480]

約数ペア:

[(1, 89257480), (2, 44628740), (4, 22314370), (5, 17851496), (8, 11157185), (10, 8925748), (13, 6865960), (17, 5250440), (20, 4462874), (23, 3880760), (26, 3432980), (34, 2625220), (40, 2231437), (46, 1940380), (52, 1716490), (65, 1373192), (68, 1312610), (85, 1050088), (92, 970190), (104, 858245), (115, 776152), (130, 686596), (136, 656305), (170, 525044), (184, 485095), (221, 403880), (230, 388076), (260, 343298), (299, 298520), (340, 262522), (391, 228280), (439, 203320), (442, 201940), (460, 194038), (520, 171649), (598, 149260), (680, 131261), (782, 114140), (878, 101660), (884, 100970), (920, 97019), (1105, 80776), (1196, 74630), (1495, 59704), (1564, 57070), (1756, 50830), (1768, 50485), (1955, 45656), (2195, 40664), (2210, 40388), (2392, 37315), (2990, 29852), (3128, 28535), (3512, 25415), (3910, 22828), (4390, 20332), (4420, 20194), (5083, 17560), (5707, 15640), (5980, 14926), (7463, 11960), (7820, 11414), (8780, 10166), (8840, 10097)]