82273880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:309

約数の個数: 128

約数和(自身を含む): 217183680

約数和(自身を除く): 134909800

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 41, 52, 65, 68, 82, 85, 104, 130, 136, 164, 170, 205, 221, 227, 260, 328, 340, 410, 442, 454, 520, 533, 680, 697, 820, 884, 908, 1066, 1105, 1135, 1394, 1640, 1768, 1816, 2132, 2210, 2270, 2665, 2788, 2951, 3485, 3859, 4264, 4420, 4540, 5330, 5576, 5902, 6970, 7718, 8840, 9061, 9080, 9307, 10660, 11804, 13940, 14755, 15436, 18122, 18614, 19295, 21320, 23608, 27880, 29510, 30872, 36244, 37228, 38590, 45305, 46535, 50167, 59020, 72488, 74456, 77180, 90610, 93070, 100334, 118040, 120991, 154360, 158219, 181220, 186140, 200668, 241982, 250835, 316438, 362440, 372280, 401336, 483964, 501670, 604955, 632876, 791095, 967928, 1003340, 1209910, 1265752, 1582190, 2006680, 2056847, 2419820, 3164380, 4113694, 4839640, 6328760, 8227388, 10284235, 16454776, 20568470, 41136940, 82273880]

約数ペア:

[(1, 82273880), (2, 41136940), (4, 20568470), (5, 16454776), (8, 10284235), (10, 8227388), (13, 6328760), (17, 4839640), (20, 4113694), (26, 3164380), (34, 2419820), (40, 2056847), (41, 2006680), (52, 1582190), (65, 1265752), (68, 1209910), (82, 1003340), (85, 967928), (104, 791095), (130, 632876), (136, 604955), (164, 501670), (170, 483964), (205, 401336), (221, 372280), (227, 362440), (260, 316438), (328, 250835), (340, 241982), (410, 200668), (442, 186140), (454, 181220), (520, 158219), (533, 154360), (680, 120991), (697, 118040), (820, 100334), (884, 93070), (908, 90610), (1066, 77180), (1105, 74456), (1135, 72488), (1394, 59020), (1640, 50167), (1768, 46535), (1816, 45305), (2132, 38590), (2210, 37228), (2270, 36244), (2665, 30872), (2788, 29510), (2951, 27880), (3485, 23608), (3859, 21320), (4264, 19295), (4420, 18614), (4540, 18122), (5330, 15436), (5576, 14755), (5902, 13940), (6970, 11804), (7718, 10660), (8840, 9307), (9061, 9080)]