161079100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:636

約数の個数: 144

約数和(自身を含む): 444860416

約数和(自身を除く): 283781316

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 31, 35, 50, 52, 62, 65, 70, 91, 100, 124, 130, 140, 155, 175, 182, 217, 260, 310, 325, 350, 364, 403, 434, 455, 571, 620, 650, 700, 775, 806, 868, 910, 1085, 1142, 1300, 1550, 1612, 1820, 2015, 2170, 2275, 2284, 2821, 2855, 3100, 3997, 4030, 4340, 4550, 5425, 5642, 5710, 7423, 7994, 8060, 9100, 10075, 10850, 11284, 11420, 14105, 14275, 14846, 15988, 17701, 19985, 20150, 21700, 28210, 28550, 29692, 35402, 37115, 39970, 40300, 51961, 56420, 57100, 70525, 70804, 74230, 79940, 88505, 99925, 103922, 123907, 141050, 148460, 177010, 185575, 199850, 207844, 230113, 247814, 259805, 282100, 354020, 371150, 399700, 442525, 460226, 495628, 519610, 619535, 742300, 885050, 920452, 1039220, 1150565, 1239070, 1299025, 1610791, 1770100, 2301130, 2478140, 2598050, 3097675, 3221582, 4602260, 5196100, 5752825, 6195350, 6443164, 8053955, 11505650, 12390700, 16107910, 23011300, 32215820, 40269775, 80539550, 161079100]

約数ペア:

[(1, 161079100), (2, 80539550), (4, 40269775), (5, 32215820), (7, 23011300), (10, 16107910), (13, 12390700), (14, 11505650), (20, 8053955), (25, 6443164), (26, 6195350), (28, 5752825), (31, 5196100), (35, 4602260), (50, 3221582), (52, 3097675), (62, 2598050), (65, 2478140), (70, 2301130), (91, 1770100), (100, 1610791), (124, 1299025), (130, 1239070), (140, 1150565), (155, 1039220), (175, 920452), (182, 885050), (217, 742300), (260, 619535), (310, 519610), (325, 495628), (350, 460226), (364, 442525), (403, 399700), (434, 371150), (455, 354020), (571, 282100), (620, 259805), (650, 247814), (700, 230113), (775, 207844), (806, 199850), (868, 185575), (910, 177010), (1085, 148460), (1142, 141050), (1300, 123907), (1550, 103922), (1612, 99925), (1820, 88505), (2015, 79940), (2170, 74230), (2275, 70804), (2284, 70525), (2821, 57100), (2855, 56420), (3100, 51961), (3997, 40300), (4030, 39970), (4340, 37115), (4550, 35402), (5425, 29692), (5642, 28550), (5710, 28210), (7423, 21700), (7994, 20150), (8060, 19985), (9100, 17701), (10075, 15988), (10850, 14846), (11284, 14275), (11420, 14105)]