40804895235

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{647851}}^1$

素因数の和:647908

約数の個数: 64

約数和(自身を含む): 78364177920

約数和(自身を除く): 37559282685

約数列:

[1, 3, 5, 13, 15, 17, 19, 39, 51, 57, 65, 85, 95, 195, 221, 247, 255, 285, 323, 663, 741, 969, 1105, 1235, 1615, 3315, 3705, 4199, 4845, 12597, 20995, 62985, 647851, 1943553, 3239255, 8422063, 9717765, 11013467, 12309169, 25266189, 33040401, 36927507, 42110315, 55067335, 61545845, 126330945, 143175071, 160019197, 165202005, 184637535, 209255873, 429525213, 480057591, 627767619, 715875355, 800095985, 1046279365, 2147626065, 2400287955, 2720326349, 3138838095, 8160979047, 13601631745, 40804895235]

約数ペア:

[(1, 40804895235), (3, 13601631745), (5, 8160979047), (13, 3138838095), (15, 2720326349), (17, 2400287955), (19, 2147626065), (39, 1046279365), (51, 800095985), (57, 715875355), (65, 627767619), (85, 480057591), (95, 429525213), (195, 209255873), (221, 184637535), (247, 165202005), (255, 160019197), (285, 143175071), (323, 126330945), (663, 61545845), (741, 55067335), (969, 42110315), (1105, 36927507), (1235, 33040401), (1615, 25266189), (3315, 12309169), (3705, 11013467), (4199, 9717765), (4845, 8422063), (12597, 3239255), (20995, 1943553), (62985, 647851)]