74987300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:741

約数の個数: 72

約数和(自身を含む): 174363840

約数和(自身を除く): 99376540

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 61, 76, 95, 100, 122, 190, 244, 305, 380, 475, 610, 647, 950, 1159, 1220, 1294, 1525, 1900, 2318, 2588, 3050, 3235, 4636, 5795, 6100, 6470, 11590, 12293, 12940, 16175, 23180, 24586, 28975, 32350, 39467, 49172, 57950, 61465, 64700, 78934, 115900, 122930, 157868, 197335, 245860, 307325, 394670, 614650, 749873, 789340, 986675, 1229300, 1499746, 1973350, 2999492, 3749365, 3946700, 7498730, 14997460, 18746825, 37493650, 74987300]

約数ペア:

[(1, 74987300), (2, 37493650), (4, 18746825), (5, 14997460), (10, 7498730), (19, 3946700), (20, 3749365), (25, 2999492), (38, 1973350), (50, 1499746), (61, 1229300), (76, 986675), (95, 789340), (100, 749873), (122, 614650), (190, 394670), (244, 307325), (305, 245860), (380, 197335), (475, 157868), (610, 122930), (647, 115900), (950, 78934), (1159, 64700), (1220, 61465), (1294, 57950), (1525, 49172), (1900, 39467), (2318, 32350), (2588, 28975), (3050, 24586), (3235, 23180), (4636, 16175), (5795, 12940), (6100, 12293), (6470, 11590)]