200620995

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{619}}^1$

素因数の和:716

約数の個数: 64

約数和(自身を含む): 359976960

約数和(自身を除く): 159355965

約数列:

[1, 3, 5, 15, 17, 31, 41, 51, 85, 93, 123, 155, 205, 255, 465, 527, 615, 619, 697, 1271, 1581, 1857, 2091, 2635, 3095, 3485, 3813, 6355, 7905, 9285, 10455, 10523, 19065, 19189, 21607, 25379, 31569, 52615, 57567, 64821, 76137, 95945, 108035, 126895, 157845, 287835, 324105, 326213, 380685, 431443, 786749, 978639, 1294329, 1631065, 2157215, 2360247, 3933745, 4893195, 6471645, 11801235, 13374733, 40124199, 66873665, 200620995]

約数ペア:

[(1, 200620995), (3, 66873665), (5, 40124199), (15, 13374733), (17, 11801235), (31, 6471645), (41, 4893195), (51, 3933745), (85, 2360247), (93, 2157215), (123, 1631065), (155, 1294329), (205, 978639), (255, 786749), (465, 431443), (527, 380685), (615, 326213), (619, 324105), (697, 287835), (1271, 157845), (1581, 126895), (1857, 108035), (2091, 95945), (2635, 76137), (3095, 64821), (3485, 57567), (3813, 52615), (6355, 31569), (7905, 25379), (9285, 21607), (10455, 19189), (10523, 19065)]