201528830

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{773}}^1$

素因数の和:869

約数の個数: 48

約数和(自身を含む): 388312704

約数和(自身を除く): 186783874

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 145, 155, 290, 310, 773, 841, 899, 1546, 1682, 1798, 3865, 4205, 4495, 7730, 8410, 8990, 22417, 23963, 26071, 44834, 47926, 52142, 112085, 119815, 130355, 224170, 239630, 260710, 650093, 694927, 1300186, 1389854, 3250465, 3474635, 6500930, 6949270, 20152883, 40305766, 100764415, 201528830]

約数ペア:

[(1, 201528830), (2, 100764415), (5, 40305766), (10, 20152883), (29, 6949270), (31, 6500930), (58, 3474635), (62, 3250465), (145, 1389854), (155, 1300186), (290, 694927), (310, 650093), (773, 260710), (841, 239630), (899, 224170), (1546, 130355), (1682, 119815), (1798, 112085), (3865, 52142), (4205, 47926), (4495, 44834), (7730, 26071), (8410, 23963), (8990, 22417)]