15804975940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{883}}^1\times {\mathrm{1601}}^1$

素因数の和:2549

約数の個数: 96

約数和(自身を含む): 36639098496

約数和(自身を除く): 20834122556

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 883, 1118, 1601, 1766, 2236, 2795, 3202, 3532, 4415, 5590, 6404, 8005, 8830, 11180, 11479, 16010, 17660, 20813, 22958, 32020, 37969, 41626, 45916, 57395, 68843, 75938, 83252, 104065, 114790, 137686, 151876, 189845, 208130, 229580, 275372, 344215, 379690, 416260, 493597, 688430, 759380, 894959, 987194, 1376860, 1413683, 1789918, 1974388, 2467985, 2827366, 3579836, 4474795, 4935970, 5654732, 7068415, 8949590, 9871940, 14136830, 17899180, 18377879, 28273660, 36755758, 60788369, 73511516, 91889395, 121576738, 183778790, 243153476, 303941845, 367557580, 607883690, 790248797, 1215767380, 1580497594, 3160995188, 3951243985, 7902487970, 15804975940]

約数ペア:

[(1, 15804975940), (2, 7902487970), (4, 3951243985), (5, 3160995188), (10, 1580497594), (13, 1215767380), (20, 790248797), (26, 607883690), (43, 367557580), (52, 303941845), (65, 243153476), (86, 183778790), (130, 121576738), (172, 91889395), (215, 73511516), (260, 60788369), (430, 36755758), (559, 28273660), (860, 18377879), (883, 17899180), (1118, 14136830), (1601, 9871940), (1766, 8949590), (2236, 7068415), (2795, 5654732), (3202, 4935970), (3532, 4474795), (4415, 3579836), (5590, 2827366), (6404, 2467985), (8005, 1974388), (8830, 1789918), (11180, 1413683), (11479, 1376860), (16010, 987194), (17660, 894959), (20813, 759380), (22958, 688430), (32020, 493597), (37969, 416260), (41626, 379690), (45916, 344215), (57395, 275372), (68843, 229580), (75938, 208130), (83252, 189845), (104065, 151876), (114790, 137686)]