72649616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{593}}^1$

素因数の和:664

約数の個数: 80

約数和(自身を含む): 164989440

約数和(自身を除く): 92339824

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 208, 247, 248, 304, 403, 494, 496, 589, 593, 806, 988, 1178, 1186, 1612, 1976, 2356, 2372, 3224, 3952, 4712, 4744, 6448, 7657, 7709, 9424, 9488, 11267, 15314, 15418, 18383, 22534, 30628, 30836, 36766, 45068, 61256, 61672, 73532, 90136, 122512, 123344, 146471, 147064, 180272, 238979, 292942, 294128, 349277, 477958, 585884, 698554, 955916, 1171768, 1397108, 1911832, 2343536, 2794216, 3823664, 4540601, 5588432, 9081202, 18162404, 36324808, 72649616]

約数ペア:

[(1, 72649616), (2, 36324808), (4, 18162404), (8, 9081202), (13, 5588432), (16, 4540601), (19, 3823664), (26, 2794216), (31, 2343536), (38, 1911832), (52, 1397108), (62, 1171768), (76, 955916), (104, 698554), (124, 585884), (152, 477958), (208, 349277), (247, 294128), (248, 292942), (304, 238979), (403, 180272), (494, 147064), (496, 146471), (589, 123344), (593, 122512), (806, 90136), (988, 73532), (1178, 61672), (1186, 61256), (1612, 45068), (1976, 36766), (2356, 30836), (2372, 30628), (3224, 22534), (3952, 18383), (4712, 15418), (4744, 15314), (6448, 11267), (7657, 9488), (7709, 9424)]