91643440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5279}}^1$

素因数の和:5330

約数の個数: 80

約数和(自身を含む): 251412480

約数和(自身を除く): 159769040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 5279, 8680, 10558, 17360, 21116, 26395, 36953, 42232, 52790, 73906, 84464, 105580, 147812, 163649, 184765, 211160, 295624, 327298, 369530, 422320, 591248, 654596, 739060, 818245, 1145543, 1309192, 1478120, 1636490, 2291086, 2618384, 2956240, 3272980, 4582172, 5727715, 6545960, 9164344, 11455430, 13091920, 18328688, 22910860, 45821720, 91643440]

約数ペア:

[(1, 91643440), (2, 45821720), (4, 22910860), (5, 18328688), (7, 13091920), (8, 11455430), (10, 9164344), (14, 6545960), (16, 5727715), (20, 4582172), (28, 3272980), (31, 2956240), (35, 2618384), (40, 2291086), (56, 1636490), (62, 1478120), (70, 1309192), (80, 1145543), (112, 818245), (124, 739060), (140, 654596), (155, 591248), (217, 422320), (248, 369530), (280, 327298), (310, 295624), (434, 211160), (496, 184765), (560, 163649), (620, 147812), (868, 105580), (1085, 84464), (1240, 73906), (1736, 52790), (2170, 42232), (2480, 36953), (3472, 26395), (4340, 21116), (5279, 17360), (8680, 10558)]