103287920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{439}}^1$

素因数の和:642

約数の個数: 80

約数和(自身を含む): 256322880

約数和(自身を除く): 153034960

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 173, 272, 340, 346, 439, 680, 692, 865, 878, 1360, 1384, 1730, 1756, 2195, 2768, 2941, 3460, 3512, 4390, 5882, 6920, 7024, 7463, 8780, 11764, 13840, 14705, 14926, 17560, 23528, 29410, 29852, 35120, 37315, 47056, 58820, 59704, 74630, 75947, 117640, 119408, 149260, 151894, 235280, 298520, 303788, 379735, 597040, 607576, 759470, 1215152, 1291099, 1518940, 2582198, 3037880, 5164396, 6075760, 6455495, 10328792, 12910990, 20657584, 25821980, 51643960, 103287920]

約数ペア:

[(1, 103287920), (2, 51643960), (4, 25821980), (5, 20657584), (8, 12910990), (10, 10328792), (16, 6455495), (17, 6075760), (20, 5164396), (34, 3037880), (40, 2582198), (68, 1518940), (80, 1291099), (85, 1215152), (136, 759470), (170, 607576), (173, 597040), (272, 379735), (340, 303788), (346, 298520), (439, 235280), (680, 151894), (692, 149260), (865, 119408), (878, 117640), (1360, 75947), (1384, 74630), (1730, 59704), (1756, 58820), (2195, 47056), (2768, 37315), (2941, 35120), (3460, 29852), (3512, 29410), (4390, 23528), (5882, 17560), (6920, 14926), (7024, 14705), (7463, 13840), (8780, 11764)]