891451250

素因数分解:

$2^1\times 5^4\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1$

素因数の和:453

約数の個数: 80

約数和(自身を含む): 1766584512

約数和(自身を除く): 875133262

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 101, 115, 125, 202, 230, 250, 307, 505, 575, 614, 625, 1010, 1150, 1250, 1535, 2323, 2525, 2875, 3070, 4646, 5050, 5750, 7061, 7675, 11615, 12625, 14122, 14375, 15350, 23230, 25250, 28750, 31007, 35305, 38375, 58075, 62014, 63125, 70610, 76750, 116150, 126250, 155035, 176525, 191875, 290375, 310070, 353050, 383750, 580750, 713161, 775175, 882625, 1426322, 1451875, 1550350, 1765250, 2903750, 3565805, 3875875, 4413125, 7131610, 7751750, 8826250, 17829025, 19379375, 35658050, 38758750, 89145125, 178290250, 445725625, 891451250]

約数ペア:

[(1, 891451250), (2, 445725625), (5, 178290250), (10, 89145125), (23, 38758750), (25, 35658050), (46, 19379375), (50, 17829025), (101, 8826250), (115, 7751750), (125, 7131610), (202, 4413125), (230, 3875875), (250, 3565805), (307, 2903750), (505, 1765250), (575, 1550350), (614, 1451875), (625, 1426322), (1010, 882625), (1150, 775175), (1250, 713161), (1535, 580750), (2323, 383750), (2525, 353050), (2875, 310070), (3070, 290375), (4646, 191875), (5050, 176525), (5750, 155035), (7061, 126250), (7675, 116150), (11615, 76750), (12625, 70610), (14122, 63125), (14375, 62014), (15350, 58075), (23230, 38375), (25250, 35305), (28750, 31007)]