40009950

素因数分解:

$2^1\times 3^5\times 5^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:153

約数の個数: 144

約数和(自身を含む): 115773840

約数和(自身を除く): 75763890

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 37, 45, 50, 54, 74, 75, 81, 89, 90, 111, 135, 150, 162, 178, 185, 222, 225, 243, 267, 270, 333, 370, 405, 445, 450, 486, 534, 555, 666, 675, 801, 810, 890, 925, 999, 1110, 1215, 1335, 1350, 1602, 1665, 1850, 1998, 2025, 2225, 2403, 2430, 2670, 2775, 2997, 3293, 3330, 4005, 4050, 4450, 4806, 4995, 5550, 5994, 6075, 6586, 6675, 7209, 8010, 8325, 8991, 9879, 9990, 12015, 12150, 13350, 14418, 14985, 16465, 16650, 17982, 19758, 20025, 21627, 24030, 24975, 29637, 29970, 32930, 36045, 40050, 43254, 44955, 49395, 49950, 59274, 60075, 72090, 74925, 82325, 88911, 89910, 98790, 108135, 120150, 148185, 149850, 164650, 177822, 180225, 216270, 224775, 246975, 266733, 296370, 360450, 444555, 449550, 493950, 533466, 540675, 740925, 800199, 889110, 1081350, 1333665, 1481850, 1600398, 2222775, 2667330, 4000995, 4445550, 6668325, 8001990, 13336650, 20004975, 40009950]

約数ペア:

[(1, 40009950), (2, 20004975), (3, 13336650), (5, 8001990), (6, 6668325), (9, 4445550), (10, 4000995), (15, 2667330), (18, 2222775), (25, 1600398), (27, 1481850), (30, 1333665), (37, 1081350), (45, 889110), (50, 800199), (54, 740925), (74, 540675), (75, 533466), (81, 493950), (89, 449550), (90, 444555), (111, 360450), (135, 296370), (150, 266733), (162, 246975), (178, 224775), (185, 216270), (222, 180225), (225, 177822), (243, 164650), (267, 149850), (270, 148185), (333, 120150), (370, 108135), (405, 98790), (445, 89910), (450, 88911), (486, 82325), (534, 74925), (555, 72090), (666, 60075), (675, 59274), (801, 49950), (810, 49395), (890, 44955), (925, 43254), (999, 40050), (1110, 36045), (1215, 32930), (1335, 29970), (1350, 29637), (1602, 24975), (1665, 24030), (1850, 21627), (1998, 20025), (2025, 19758), (2225, 17982), (2403, 16650), (2430, 16465), (2670, 14985), (2775, 14418), (2997, 13350), (3293, 12150), (3330, 12015), (4005, 9990), (4050, 9879), (4450, 8991), (4806, 8325), (4995, 8010), (5550, 7209), (5994, 6675), (6075, 6586)]