225356420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:477

約数の個数: 72

約数和(自身を含む): 508333056

約数和(自身を除く): 282976636

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 127, 170, 254, 289, 307, 340, 508, 578, 614, 635, 1156, 1228, 1270, 1445, 1535, 2159, 2540, 2890, 3070, 4318, 5219, 5780, 6140, 8636, 10438, 10795, 20876, 21590, 26095, 36703, 38989, 43180, 52190, 73406, 77978, 88723, 104380, 146812, 155956, 177446, 183515, 194945, 354892, 367030, 389890, 443615, 662813, 734060, 779780, 887230, 1325626, 1774460, 2651252, 3314065, 6628130, 11267821, 13256260, 22535642, 45071284, 56339105, 112678210, 225356420]

約数ペア:

[(1, 225356420), (2, 112678210), (4, 56339105), (5, 45071284), (10, 22535642), (17, 13256260), (20, 11267821), (34, 6628130), (68, 3314065), (85, 2651252), (127, 1774460), (170, 1325626), (254, 887230), (289, 779780), (307, 734060), (340, 662813), (508, 443615), (578, 389890), (614, 367030), (635, 354892), (1156, 194945), (1228, 183515), (1270, 177446), (1445, 155956), (1535, 146812), (2159, 104380), (2540, 88723), (2890, 77978), (3070, 73406), (4318, 52190), (5219, 43180), (5780, 38989), (6140, 36703), (8636, 26095), (10438, 21590), (10795, 20876)]