198883260880

素因数分解:

$2^4\times 5^1\times {\mathrm{6199}}^1\times {\mathrm{401039}}^1$

素因数の和:407251

約数の個数: 40

約数和(自身を含む): 462479328000

約数和(自身を除く): 263596067120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 6199, 12398, 24796, 30995, 49592, 61990, 99184, 123980, 247960, 401039, 495920, 802078, 1604156, 2005195, 3208312, 4010390, 6416624, 8020780, 16041560, 32083120, 2486040761, 4972081522, 9944163044, 12430203805, 19888326088, 24860407610, 39776652176, 49720815220, 99441630440, 198883260880]

約数ペア:

[(1, 198883260880), (2, 99441630440), (4, 49720815220), (5, 39776652176), (8, 24860407610), (10, 19888326088), (16, 12430203805), (20, 9944163044), (40, 4972081522), (80, 2486040761), (6199, 32083120), (12398, 16041560), (24796, 8020780), (30995, 6416624), (49592, 4010390), (61990, 3208312), (99184, 2005195), (123980, 1604156), (247960, 802078), (401039, 495920)]