42120416

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^2$

素因数の和:188

約数の個数: 72

約数和(自身を含む): 95308920

約数和(自身を除く): 53188504

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 73, 76, 104, 146, 152, 208, 247, 292, 304, 416, 494, 584, 608, 949, 988, 1168, 1387, 1898, 1976, 2336, 2774, 3796, 3952, 5329, 5548, 7592, 7904, 10658, 11096, 15184, 18031, 21316, 22192, 30368, 36062, 42632, 44384, 69277, 72124, 85264, 101251, 138554, 144248, 170528, 202502, 277108, 288496, 405004, 554216, 576992, 810008, 1108432, 1316263, 1620016, 2216864, 2632526, 3240032, 5265052, 10530104, 21060208, 42120416]

約数ペア:

[(1, 42120416), (2, 21060208), (4, 10530104), (8, 5265052), (13, 3240032), (16, 2632526), (19, 2216864), (26, 1620016), (32, 1316263), (38, 1108432), (52, 810008), (73, 576992), (76, 554216), (104, 405004), (146, 288496), (152, 277108), (208, 202502), (247, 170528), (292, 144248), (304, 138554), (416, 101251), (494, 85264), (584, 72124), (608, 69277), (949, 44384), (988, 42632), (1168, 36062), (1387, 30368), (1898, 22192), (1976, 21316), (2336, 18031), (2774, 15184), (3796, 11096), (3952, 10658), (5329, 7904), (5548, 7592)]