81170700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{1601}}^1$

素因数の和:1644

約数の個数: 108

約数和(自身を含む): 254468088

約数和(自身を除く): 173297388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 169, 195, 260, 300, 325, 338, 390, 507, 650, 676, 780, 845, 975, 1014, 1300, 1601, 1690, 1950, 2028, 2535, 3202, 3380, 3900, 4225, 4803, 5070, 6404, 8005, 8450, 9606, 10140, 12675, 16010, 16900, 19212, 20813, 24015, 25350, 32020, 40025, 41626, 48030, 50700, 62439, 80050, 83252, 96060, 104065, 120075, 124878, 160100, 208130, 240150, 249756, 270569, 312195, 416260, 480300, 520325, 541138, 624390, 811707, 1040650, 1082276, 1248780, 1352845, 1560975, 1623414, 2081300, 2705690, 3121950, 3246828, 4058535, 5411380, 6243900, 6764225, 8117070, 13528450, 16234140, 20292675, 27056900, 40585350, 81170700]

約数ペア:

[(1, 81170700), (2, 40585350), (3, 27056900), (4, 20292675), (5, 16234140), (6, 13528450), (10, 8117070), (12, 6764225), (13, 6243900), (15, 5411380), (20, 4058535), (25, 3246828), (26, 3121950), (30, 2705690), (39, 2081300), (50, 1623414), (52, 1560975), (60, 1352845), (65, 1248780), (75, 1082276), (78, 1040650), (100, 811707), (130, 624390), (150, 541138), (156, 520325), (169, 480300), (195, 416260), (260, 312195), (300, 270569), (325, 249756), (338, 240150), (390, 208130), (507, 160100), (650, 124878), (676, 120075), (780, 104065), (845, 96060), (975, 83252), (1014, 80050), (1300, 62439), (1601, 50700), (1690, 48030), (1950, 41626), (2028, 40025), (2535, 32020), (3202, 25350), (3380, 24015), (3900, 20813), (4225, 19212), (4803, 16900), (5070, 16010), (6404, 12675), (8005, 10140), (8450, 9606)]