749476720

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{2753}}^1$

素因数の和:2890

約数の個数: 80

約数和(自身を含む): 1807196832

約数和(自身を除く): 1057720112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 83, 164, 166, 205, 328, 332, 410, 415, 656, 664, 820, 830, 1328, 1640, 1660, 2753, 3280, 3320, 3403, 5506, 6640, 6806, 11012, 13612, 13765, 17015, 22024, 27224, 27530, 34030, 44048, 54448, 55060, 68060, 110120, 112873, 136120, 220240, 225746, 228499, 272240, 451492, 456998, 564365, 902984, 913996, 1128730, 1142495, 1805968, 1827992, 2257460, 2284990, 3655984, 4514920, 4569980, 9029840, 9139960, 9368459, 18279920, 18736918, 37473836, 46842295, 74947672, 93684590, 149895344, 187369180, 374738360, 749476720]

約数ペア:

[(1, 749476720), (2, 374738360), (4, 187369180), (5, 149895344), (8, 93684590), (10, 74947672), (16, 46842295), (20, 37473836), (40, 18736918), (41, 18279920), (80, 9368459), (82, 9139960), (83, 9029840), (164, 4569980), (166, 4514920), (205, 3655984), (328, 2284990), (332, 2257460), (410, 1827992), (415, 1805968), (656, 1142495), (664, 1128730), (820, 913996), (830, 902984), (1328, 564365), (1640, 456998), (1660, 451492), (2753, 272240), (3280, 228499), (3320, 225746), (3403, 220240), (5506, 136120), (6640, 112873), (6806, 110120), (11012, 68060), (13612, 55060), (13765, 54448), (17015, 44048), (22024, 34030), (27224, 27530)]