201655177420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{463}}^1\times {\mathrm{75353}}^1$

素因数の和:75859

約数の個数: 72

約数和(自身を含む): 450829116864

約数和(自身を除く): 249173939444

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 463, 578, 926, 1156, 1445, 1852, 2315, 2890, 4630, 5780, 7871, 9260, 15742, 31484, 39355, 75353, 78710, 133807, 150706, 157420, 267614, 301412, 376765, 535228, 669035, 753530, 1281001, 1338070, 1507060, 2562002, 2676140, 5124004, 6405005, 12810010, 21777017, 25620020, 34888439, 43554034, 69776878, 87108068, 108885085, 139553756, 174442195, 217770170, 348884390, 435540340, 593103463, 697768780, 1186206926, 2372413852, 2965517315, 5931034630, 10082758871, 11862069260, 20165517742, 40331035484, 50413794355, 100827588710, 201655177420]

約数ペア:

[(1, 201655177420), (2, 100827588710), (4, 50413794355), (5, 40331035484), (10, 20165517742), (17, 11862069260), (20, 10082758871), (34, 5931034630), (68, 2965517315), (85, 2372413852), (170, 1186206926), (289, 697768780), (340, 593103463), (463, 435540340), (578, 348884390), (926, 217770170), (1156, 174442195), (1445, 139553756), (1852, 108885085), (2315, 87108068), (2890, 69776878), (4630, 43554034), (5780, 34888439), (7871, 25620020), (9260, 21777017), (15742, 12810010), (31484, 6405005), (39355, 5124004), (75353, 2676140), (78710, 2562002), (133807, 1507060), (150706, 1338070), (157420, 1281001), (267614, 753530), (301412, 669035), (376765, 535228)]