15880550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{157}}^1$

素因数の和:210

約数の個数: 72

約数和(自身を含む): 36088464

約数和(自身を除く): 20207914

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 50, 70, 85, 119, 157, 170, 175, 238, 289, 314, 350, 425, 578, 595, 785, 850, 1099, 1190, 1445, 1570, 2023, 2198, 2669, 2890, 2975, 3925, 4046, 5338, 5495, 5950, 7225, 7850, 10115, 10990, 13345, 14450, 18683, 20230, 26690, 27475, 37366, 45373, 50575, 54950, 66725, 90746, 93415, 101150, 133450, 186830, 226865, 317611, 453730, 467075, 635222, 934150, 1134325, 1588055, 2268650, 3176110, 7940275, 15880550]

約数ペア:

[(1, 15880550), (2, 7940275), (5, 3176110), (7, 2268650), (10, 1588055), (14, 1134325), (17, 934150), (25, 635222), (34, 467075), (35, 453730), (50, 317611), (70, 226865), (85, 186830), (119, 133450), (157, 101150), (170, 93415), (175, 90746), (238, 66725), (289, 54950), (314, 50575), (350, 45373), (425, 37366), (578, 27475), (595, 26690), (785, 20230), (850, 18683), (1099, 14450), (1190, 13345), (1445, 10990), (1570, 10115), (2023, 7850), (2198, 7225), (2669, 5950), (2890, 5495), (2975, 5338), (3925, 4046)]