80969700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{38557}}^1$

素因数の和:38581

約数の個数: 72

約数和(自身を含む): 267746752

約数和(自身を除く): 186777052

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 38557, 77114, 115671, 154228, 192785, 231342, 269899, 385570, 462684, 539798, 578355, 771140, 809697, 963925, 1079596, 1156710, 1349495, 1619394, 1927850, 2313420, 2698990, 2891775, 3238788, 3855700, 4048485, 5397980, 5783550, 6747475, 8096970, 11567100, 13494950, 16193940, 20242425, 26989900, 40484850, 80969700]

約数ペア:

[(1, 80969700), (2, 40484850), (3, 26989900), (4, 20242425), (5, 16193940), (6, 13494950), (7, 11567100), (10, 8096970), (12, 6747475), (14, 5783550), (15, 5397980), (20, 4048485), (21, 3855700), (25, 3238788), (28, 2891775), (30, 2698990), (35, 2313420), (42, 1927850), (50, 1619394), (60, 1349495), (70, 1156710), (75, 1079596), (84, 963925), (100, 809697), (105, 771140), (140, 578355), (150, 539798), (175, 462684), (210, 385570), (300, 269899), (350, 231342), (420, 192785), (525, 154228), (700, 115671), (1050, 77114), (2100, 38557)]